Q: What is the sum of all factors of the number 278,456 excluding 278,456?
A: 243,664
The factors of the number 278,456 are: 1, 2, 4, 8, 34807, 69614, 139228, 278456.
If you add them up, you will get the total of 278,699. Now subtract 278,456 to get 243,664