Q: What is the sum of all factors of the number 853,870 excluding 853,870?
A: 699,890
The factors of the number 853,870 are: 1, 2, 5, 10, 103, 206, 515, 829, 1030, 1658, 4145, 8290, 85387, 170774, 426935, 853870.
If you add them up, you will get the total of 854,569. Now subtract 853,870 to get 699,890