Q: What is the sum of all factors of the number 161,420 excluding 161,420?
A: 226,324
The factors of the number 161,420 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1153, 2306, 4612, 5765, 8071, 11530, 16142, 23060, 32284, 40355, 80710, 161420.
If you add them up, you will get the total of 161,646. Now subtract 161,420 to get 226,324