20252780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59567}}^1$

素因数の和:59593

約数の個数: 24

約数和(自身を含む): 45033408

約数和(自身を除く): 24780628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59567, 119134, 238268, 297835, 595670, 1012639, 1191340, 2025278, 4050556, 5063195, 10126390, 20252780]

約数ペア:

[(1, 20252780), (2, 10126390), (4, 5063195), (5, 4050556), (10, 2025278), (17, 1191340), (20, 1012639), (34, 595670), (68, 297835), (85, 238268), (170, 119134), (340, 59567)]