Q: What is the sum of all factors of the number 171,420 excluding 171,420?
A: 308,724
The factors of the number 171,420 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2857, 5714, 8571, 11428, 14285, 17142, 28570, 34284, 42855, 57140, 85710, 171420.
If you add them up, you will get the total of 171,728. Now subtract 171,420 to get 308,724