142728680

素因数分解:

$2^3\times 5^1\times {\mathrm{3568217}}^1$

素因数の和:3568228

約数の個数: 16

約数和(自身を含む): 321139620

約数和(自身を除く): 178410940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3568217, 7136434, 14272868, 17841085, 28545736, 35682170, 71364340, 142728680]

約数ペア:

[(1, 142728680), (2, 71364340), (4, 35682170), (5, 28545736), (8, 17841085), (10, 14272868), (20, 7136434), (40, 3568217)]