Q: What is the sum of all factors of the number 278,378 excluding 278,378?
A: 142,042
The factors of the number 278,378 are: 1, 2, 181, 362, 769, 1538, 139189, 278378.
If you add them up, you will get the total of 278,520. Now subtract 278,378 to get 142,042