9291640

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1559}}^1$

素因数の和:1719

約数の個数: 32

約数和(自身を含む): 21060000

約数和(自身を除く): 11768360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 1559, 2980, 3118, 5960, 6236, 7795, 12472, 15590, 31180, 62360, 232291, 464582, 929164, 1161455, 1858328, 2322910, 4645820, 9291640]

約数ペア:

[(1, 9291640), (2, 4645820), (4, 2322910), (5, 1858328), (8, 1161455), (10, 929164), (20, 464582), (40, 232291), (149, 62360), (298, 31180), (596, 15590), (745, 12472), (1192, 7795), (1490, 6236), (1559, 5960), (2980, 3118)]