1880440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 4315680

約数和(自身を除く): 2435240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 887, 1060, 1774, 2120, 3548, 4435, 7096, 8870, 17740, 35480, 47011, 94022, 188044, 235055, 376088, 470110, 940220, 1880440]

約数ペア:

[(1, 1880440), (2, 940220), (4, 470110), (5, 376088), (8, 235055), (10, 188044), (20, 94022), (40, 47011), (53, 35480), (106, 17740), (212, 8870), (265, 7096), (424, 4435), (530, 3548), (887, 2120), (1060, 1774)]