523340

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 1112832

約数和(自身を除く): 589492

約数列:

[1, 2, 4, 5, 10, 20, 137, 191, 274, 382, 548, 685, 764, 955, 1370, 1910, 2740, 3820, 26167, 52334, 104668, 130835, 261670, 523340]

約数ペア:

[(1, 523340), (2, 261670), (4, 130835), (5, 104668), (10, 52334), (20, 26167), (137, 3820), (191, 2740), (274, 1910), (382, 1370), (548, 955), (685, 764)]