Q: What is the sum of all factors of the number 20,728,640 excluding 20,728,640?
A: 29,026,912
The factors of the number 20,728,640 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 307, 320, 422, 614, 844, 1055, 1228, 1535, 1688, 2110, 2456, 3070, 3376, 4220, 4912, 6140, 6752, 8440, 9824, 12280, 13504, 16880, 19648, 24560, 33760, 49120, 64777, 67520, 98240, 129554, 259108, 323885, 518216, 647770, 1036432, 1295540, 2072864, 2591080, 4145728, 5182160, 10364320, 20728640.
If you add them up, you will get the total of 20,728,669. Now subtract 20,728,640 to get 29,026,912