What is common factors of 40 and 96?

The factors of 40 are: 1, 2, 4, 5, 8, 10, 20, 40.

The factors of 96 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96.

The common factors are: 1, 2, 4, 8