Q: What is the sum of all factors of the number 123,402 excluding 123,402?
A: 126,870
The factors of the number 123,402 are: 1, 2, 3, 6, 131, 157, 262, 314, 393, 471, 786, 942, 20567, 41134, 61701, 123402.
If you add them up, you will get the total of 123,528. Now subtract 123,402 to get 126,870