Q: What is the sum of all factors of the number 380,860 excluding 380,860?
A: 430,580
The factors of the number 380,860 are: 1, 2, 4, 5, 10, 20, 137, 139, 274, 278, 548, 556, 685, 695, 1370, 1390, 2740, 2780, 19043, 38086, 76172, 95215, 190430, 380860.
If you add them up, you will get the total of 381,290. Now subtract 380,860 to get 430,580