2364891640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1374937}}^1$

素因数の和:1374991

約数の個数: 32

約数和(自身を含む): 5444754480

約数和(自身を除く): 3079862840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1374937, 2749874, 5499748, 6874685, 10999496, 13749370, 27498740, 54997480, 59122291, 118244582, 236489164, 295611455, 472978328, 591222910, 1182445820, 2364891640]

約数ペア:

[(1, 2364891640), (2, 1182445820), (4, 591222910), (5, 472978328), (8, 295611455), (10, 236489164), (20, 118244582), (40, 59122291), (43, 54997480), (86, 27498740), (172, 13749370), (215, 10999496), (344, 6874685), (430, 5499748), (860, 2749874), (1720, 1374937)]