What are the factors and prime factors of 20 and 42?

Answer 1

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

The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, and 42.
The prime factors of 42 are: 2, 3, and 7.

Answer 2

2 x 5 = 10

2 x 2 x 5 = 20
2 x 5 = 10

2 x 2 x 5 = 20

Answer 3

20 expressed in terms of its prime factors is :2 x 2 x 5 = 22 x 5

42 expressed in terms of its prime factors is :2 x 3 x 7

Answer 4

2 x 2 x 5 = 20
2 x 2 x 2 x 5 = 40

Answer 5

Factors: 1, 2, 4, 5 10 and 20

2 x 2 x 5 = 20