Q: What is the sum of all factors of the number 477,820 excluding 477,820?
A: 669,284
The factors of the number 477,820 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3413, 6826, 13652, 17065, 23891, 34130, 47782, 68260, 95564, 119455, 238910, 477820.
If you add them up, you will get the total of 478,489. Now subtract 477,820 to get 669,284