20880451610

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1\times {\mathrm{68239}}^1$

素因数の和:69110

約数の個数: 32

約数和(自身を含む): 38647860480

約数和(自身を除く): 17767408870

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 827, 1654, 4135, 8270, 30599, 61198, 68239, 136478, 152995, 305990, 341195, 682390, 2524843, 5049686, 12624215, 25248430, 56433653, 112867306, 282168265, 564336530, 2088045161, 4176090322, 10440225805, 20880451610]

約数ペア:

[(1, 20880451610), (2, 10440225805), (5, 4176090322), (10, 2088045161), (37, 564336530), (74, 282168265), (185, 112867306), (370, 56433653), (827, 25248430), (1654, 12624215), (4135, 5049686), (8270, 2524843), (30599, 682390), (61198, 341195), (68239, 305990), (136478, 152995)]