Q: What is the sum of all factors of the number 39,970 excluding 39,970?
A: 42,398
The factors of the number 39,970 are: 1, 2, 5, 7, 10, 14, 35, 70, 571, 1142, 2855, 3997, 5710, 7994, 19985, 39970.
If you add them up, you will get the total of 40,012. Now subtract 39,970 to get 42,398