842202280

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{99787}}^1$

素因数の和:100009

約数の個数: 32

約数和(自身を含む): 1903955040

約数和(自身を除く): 1061752760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 99787, 199574, 399148, 498935, 798296, 997870, 1995740, 3991480, 21055057, 42110114, 84220228, 105275285, 168440456, 210550570, 421101140, 842202280]

約数ペア:

[(1, 842202280), (2, 421101140), (4, 210550570), (5, 168440456), (8, 105275285), (10, 84220228), (20, 42110114), (40, 21055057), (211, 3991480), (422, 1995740), (844, 997870), (1055, 798296), (1688, 498935), (2110, 399148), (4220, 199574), (8440, 99787)]