310480

素因数分解:

$2^4\times 5^1\times {\mathrm{3881}}^1$

素因数の和:3894

約数の個数: 20

約数和(自身を含む): 722052

約数和(自身を除く): 411572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3881, 7762, 15524, 19405, 31048, 38810, 62096, 77620, 155240, 310480]

約数ペア:

[(1, 310480), (2, 155240), (4, 77620), (5, 62096), (8, 38810), (10, 31048), (16, 19405), (20, 15524), (40, 7762), (80, 3881)]