13989140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63587}}^1$

素因数の和:63607

約数の個数: 24

約数和(自身を含む): 32048352

約数和(自身を除く): 18059212

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 63587, 127174, 254348, 317935, 635870, 699457, 1271740, 1398914, 2797828, 3497285, 6994570, 13989140]

約数ペア:

[(1, 13989140), (2, 6994570), (4, 3497285), (5, 2797828), (10, 1398914), (11, 1271740), (20, 699457), (22, 635870), (44, 317935), (55, 254348), (110, 127174), (220, 63587)]