8277140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2539}}^1$

素因数の和:2711

約数の個数: 24

約数和(自身を含む): 17495520

約数和(自身を除く): 9218380

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 2539, 3260, 5078, 10156, 12695, 25390, 50780, 413857, 827714, 1655428, 2069285, 4138570, 8277140]

約数ペア:

[(1, 8277140), (2, 4138570), (4, 2069285), (5, 1655428), (10, 827714), (20, 413857), (163, 50780), (326, 25390), (652, 12695), (815, 10156), (1630, 5078), (2539, 3260)]