105269140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{128377}}^1$

素因数の和:128427

約数の個数: 24

約数和(自身を含む): 226458792

約数和(自身を除く): 121189652

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 128377, 256754, 513508, 641885, 1283770, 2567540, 5263457, 10526914, 21053828, 26317285, 52634570, 105269140]

約数ペア:

[(1, 105269140), (2, 52634570), (4, 26317285), (5, 21053828), (10, 10526914), (20, 5263457), (41, 2567540), (82, 1283770), (164, 641885), (205, 513508), (410, 256754), (820, 128377)]