Q: What is the sum of all factors of the number 261,381,390 excluding 261,381,390?
A: 365,934,018
The factors of the number 261,381,390 are: 1, 2, 3, 5, 6, 10, 15, 30, 8712713, 17425426, 26138139, 43563565, 52276278, 87127130, 130690695, 261381390.
If you add them up, you will get the total of 261,381,755. Now subtract 261,381,390 to get 365,934,018