FACTORS OF 20

20 has 6 factors.

Factors:

Factor Pairs:

• 1 × 20 = 20
• 2 × 10 = 20
• 4 × 5 = 20

DESCRIPTIONS

Factors of 20 can be found by ckecking the divisibility of 20 by the whole numbers 1 through $\mathbf{\sqrt{\color{chocolate}20}}$ ≈ 4.47. If a whole number divides 20 exactly, both

• the number itself and
• the result of the division by that number

are the factors of 20.

OTHER INFORMATION

Prime factors of 20 are 2 and 5.