Q: What is the sum of all factors of the number 1,290,000 excluding 1,290,000?
A: 2,971,136
The factors of the number 1,290,000 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 43, 48, 50, 60, 75, 80, 86, 100, 120, 125, 129, 150, 172, 200, 215, 240, 250, 258, 300, 344, 375, 400, 430, 500, 516, 600, 625, 645, 688, 750, 860, 1000, 1032, 1075, 1200, 1250, 1290, 1500, 1720, 1875, 2000, 2064, 2150, 2500, 2580, 3000, 3225, 3440, 3750, 4300, 5000, 5160, 5375, 6000, 6450, 7500, 8600, 10000, 10320, 10750, 12900, 15000, 16125, 17200, 21500, 25800, 26875, 30000, 32250, 43000, 51600, 53750, 64500, 80625, 86000, 107500, 129000, 161250, 215000, 258000, 322500, 430000, 645000, 1290000.
If you add them up, you will get the total of 1,290,002. Now subtract 1,290,000 to get 2,971,136