Q: What is the sum of all factors of the number 639,818 excluding 639,818?
A: 324,730
The factors of the number 639,818 are: 1, 2, 233, 466, 1373, 2746, 319909, 639818.
If you add them up, you will get the total of 640,142. Now subtract 639,818 to get 324,730