8648680

素因数分解:

$2^3\times 5^1\times {\mathrm{216217}}^1$

素因数の和:216228

約数の個数: 16

約数和(自身を含む): 19459620

約数和(自身を除く): 10810940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 216217, 432434, 864868, 1081085, 1729736, 2162170, 4324340, 8648680]

約数ペア:

[(1, 8648680), (2, 4324340), (4, 2162170), (5, 1729736), (8, 1081085), (10, 864868), (20, 432434), (40, 216217)]