8016440

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1873}}^1$

素因数の和:1991

約数の個数: 32

約数和(自身を含む): 18215280

約数和(自身を除く): 10198840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 1873, 2140, 3746, 4280, 7492, 9365, 14984, 18730, 37460, 74920, 200411, 400822, 801644, 1002055, 1603288, 2004110, 4008220, 8016440]

約数ペア:

[(1, 8016440), (2, 4008220), (4, 2004110), (5, 1603288), (8, 1002055), (10, 801644), (20, 400822), (40, 200411), (107, 74920), (214, 37460), (428, 18730), (535, 14984), (856, 9365), (1070, 7492), (1873, 4280), (2140, 3746)]