Q: What is the sum of all factors of the number 391,420 excluding 391,420?
A: 430,604
The factors of the number 391,420 are: 1, 2, 4, 5, 10, 20, 19571, 39142, 78284, 97855, 195710, 391420.
If you add them up, you will get the total of 391,850. Now subtract 391,420 to get 430,604