1893340

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 4010832

約数和(自身を除く): 2117492

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 691, 1370, 1382, 2740, 2764, 3455, 6910, 13820, 94667, 189334, 378668, 473335, 946670, 1893340]

約数ペア:

[(1, 1893340), (2, 946670), (4, 473335), (5, 378668), (10, 189334), (20, 94667), (137, 13820), (274, 6910), (548, 3455), (685, 2764), (691, 2740), (1370, 1382)]