2080365080

素因数分解:

$2^3\times 5^1\times {\mathrm{1637}}^1\times {\mathrm{31771}}^1$

素因数の和:33419

約数の個数: 32

約数和(自身を含む): 4683828240

約数和(自身を除く): 2603463160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1637, 3274, 6548, 8185, 13096, 16370, 31771, 32740, 63542, 65480, 127084, 158855, 254168, 317710, 635420, 1270840, 52009127, 104018254, 208036508, 260045635, 416073016, 520091270, 1040182540, 2080365080]

約数ペア:

[(1, 2080365080), (2, 1040182540), (4, 520091270), (5, 416073016), (8, 260045635), (10, 208036508), (20, 104018254), (40, 52009127), (1637, 1270840), (3274, 635420), (6548, 317710), (8185, 254168), (13096, 158855), (16370, 127084), (31771, 65480), (32740, 63542)]