129140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{587}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 296352

約数和(自身を除く): 167212

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 587, 1174, 2348, 2935, 5870, 6457, 11740, 12914, 25828, 32285, 64570, 129140]

約数ペア:

[(1, 129140), (2, 64570), (4, 32285), (5, 25828), (10, 12914), (11, 11740), (20, 6457), (22, 5870), (44, 2935), (55, 2348), (110, 1174), (220, 587)]