Q: What is the sum of all factors of the number 1,255,780 excluding 1,255,780?
A: 1,454,228
The factors of the number 1,255,780 are: 1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 1697, 3394, 6788, 8485, 16970, 33940, 62789, 125578, 251156, 313945, 627890, 1255780.
If you add them up, you will get the total of 1,255,781. Now subtract 1,255,780 to get 1,454,228