31030480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29837}}^1$

素因数の和:29863

約数の個数: 40

約数和(自身を含む): 77698152

約数和(自身を除く): 46667672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 29837, 59674, 119348, 149185, 238696, 298370, 387881, 477392, 596740, 775762, 1193480, 1551524, 1939405, 2386960, 3103048, 3878810, 6206096, 7757620, 15515240, 31030480]

約数ペア:

[(1, 31030480), (2, 15515240), (4, 7757620), (5, 6206096), (8, 3878810), (10, 3103048), (13, 2386960), (16, 1939405), (20, 1551524), (26, 1193480), (40, 775762), (52, 596740), (65, 477392), (80, 387881), (104, 298370), (130, 238696), (208, 149185), (260, 119348), (520, 59674), (1040, 29837)]