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Factors of 20

The factors of 20 are 1, 2, 4, 5, 10, 20. No, 20 is a composite number. Its prime factorization is 2^2 × 5.

Factors of 20
1, 2, 4, 5, 10, 20
Prime or Composite
Composite
Perfect Square
No
Prime Factorization
2^2 × 5
Sum of Factors
42
Factor Pairs
1 × 20 = 20
2 × 10 = 20
4 × 5 = 20

Frequently Asked Questions

What are the factors of 20?

The factors of 20 are 1, 2, 4, 5, 10, 20.

Is 20 a prime number?

No, 20 is a composite number. Its prime factorization is 2^2 × 5.

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