9886989520

素因数分解:

$2^4\times 5^1\times {\mathrm{569}}^1\times {\mathrm{217201}}^1$

素因数の和:217783

約数の個数: 40

約数和(自身を含む): 23027756040

約数和(自身を除く): 13140766520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 569, 1138, 2276, 2845, 4552, 5690, 9104, 11380, 22760, 45520, 217201, 434402, 868804, 1086005, 1737608, 2172010, 3475216, 4344020, 8688040, 17376080, 123587369, 247174738, 494349476, 617936845, 988698952, 1235873690, 1977397904, 2471747380, 4943494760, 9886989520]

約数ペア:

[(1, 9886989520), (2, 4943494760), (4, 2471747380), (5, 1977397904), (8, 1235873690), (10, 988698952), (16, 617936845), (20, 494349476), (40, 247174738), (80, 123587369), (569, 17376080), (1138, 8688040), (2276, 4344020), (2845, 3475216), (4552, 2172010), (5690, 1737608), (9104, 1086005), (11380, 868804), (22760, 434402), (45520, 217201)]