Q: What is the sum of all factors of the number 103,240 excluding 103,240?
A: 139,760
The factors of the number 103,240 are: 1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 145, 178, 232, 290, 356, 445, 580, 712, 890, 1160, 1780, 2581, 3560, 5162, 10324, 12905, 20648, 25810, 51620, 103240.
If you add them up, you will get the total of 103,379. Now subtract 103,240 to get 139,760