how many proper factors does 40 have??
If you don't count 1 or 40, the proper factors are 2, 4, 5, 8, 10, and 20.
Count them up.
1 answer
what are the proper factors of 40
If you don't count 1 or 40, the proper factors are 2, 4, 5, 8, 10, and 20.
Count them up.
1 answer