Q: What is the sum of all factors of the number 158,420 excluding 158,420?
A: 178,042
The factors of the number 158,420 are: 1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 7921, 15842, 31684, 39605, 79210, 158420.
If you add them up, you will get the total of 158,598. Now subtract 158,420 to get 178,042