3246280

素因数分解:

$2^3\times 5^1\times {\mathrm{81157}}^1$

素因数の和:81168

約数の個数: 16

約数和(自身を含む): 7304220

約数和(自身を除く): 4057940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 81157, 162314, 324628, 405785, 649256, 811570, 1623140, 3246280]

約数ペア:

[(1, 3246280), (2, 1623140), (4, 811570), (5, 649256), (8, 405785), (10, 324628), (20, 162314), (40, 81157)]