Q: What is the sum of all factors of the number 639,228 excluding 639,228?
A: 852,332
The factors of the number 639,228 are: 1, 2, 3, 4, 6, 12, 53269, 106538, 159807, 213076, 319614, 639228.
If you add them up, you will get the total of 640,080. Now subtract 639,228 to get 852,332