**Factors of 40 | How to Find the Prime Factors of 40 by Prime**
https://byjus.com/maths/factors-of-40/

WEBThe factors of 40 are 1, 2, 4, 5, 8, 10, 20 and 40. The factors of 41 are 1 and 41. As the number 41 is a prime number, the common factor of 40 and 41 is 1. Example 2: Find the common factors of 40 and 39. Solution: Factors of 40 = 1, 2, 4, 5, 8, 10, 20 and 40. Factors of 39 = 1, 3, 13 and 39.

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