8992880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8647}}^1$

素因数の和:8673

約数の個数: 40

約数和(自身を含む): 22519392

約数和(自身を除く): 13526512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8647, 17294, 34588, 43235, 69176, 86470, 112411, 138352, 172940, 224822, 345880, 449644, 562055, 691760, 899288, 1124110, 1798576, 2248220, 4496440, 8992880]

約数ペア:

[(1, 8992880), (2, 4496440), (4, 2248220), (5, 1798576), (8, 1124110), (10, 899288), (13, 691760), (16, 562055), (20, 449644), (26, 345880), (40, 224822), (52, 172940), (65, 138352), (80, 112411), (104, 86470), (130, 69176), (208, 43235), (260, 34588), (520, 17294), (1040, 8647)]