20191580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59387}}^1$

素因数の和:59413

約数の個数: 24

約数和(自身を含む): 44897328

約数和(自身を除く): 24705748

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59387, 118774, 237548, 296935, 593870, 1009579, 1187740, 2019158, 4038316, 5047895, 10095790, 20191580]

約数ペア:

[(1, 20191580), (2, 10095790), (4, 5047895), (5, 4038316), (10, 2019158), (17, 1187740), (20, 1009579), (34, 593870), (68, 296935), (85, 237548), (170, 118774), (340, 59387)]