Q: What is the sum of all factors of the number 647,240 excluding 647,240?
A: 942,520
The factors of the number 647,240 are: 1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1471, 2942, 5884, 7355, 11768, 14710, 16181, 29420, 32362, 58840, 64724, 80905, 129448, 161810, 323620, 647240.
If you add them up, you will get the total of 648,182. Now subtract 647,240 to get 942,520