Q: What is the sum of all factors of the number 398,764 excluding 398,764?
A: 305,324
The factors of the number 398,764 are: 1, 2, 4, 131, 262, 524, 761, 1522, 3044, 99691, 199382, 398764.
If you add them up, you will get the total of 399,069. Now subtract 398,764 to get 305,324