Q: What is the sum of all factors of the number 181,420 excluding 181,420?
A: 209,684
The factors of the number 181,420 are: 1, 2, 4, 5, 10, 20, 47, 94, 188, 193, 235, 386, 470, 772, 940, 965, 1930, 3860, 9071, 18142, 36284, 45355, 90710, 181420.
If you add them up, you will get the total of 181,629. Now subtract 181,420 to get 209,684