Q: What is the sum of all factors of the number 3,940 excluding 3,940?
A: 4,376
The factors of the number 3,940 are: 1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940.
If you add them up, you will get the total of 3,944. Now subtract 3,940 to get 4,376