Q: What is the sum of all factors of the number 129,380 excluding 129,380?
A: 142,360
The factors of the number 129,380 are: 1, 2, 4, 5, 10, 20, 6469, 12938, 25876, 32345, 64690, 129380.
If you add them up, you will get the total of 129,522. Now subtract 129,380 to get 142,360