20138460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{335641}}^1$

素因数の和:335653

約数の個数: 24

約数和(自身を含む): 56387856

約数和(自身を除く): 36249396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 335641, 671282, 1006923, 1342564, 1678205, 2013846, 3356410, 4027692, 5034615, 6712820, 10069230, 20138460]

約数ペア:

[(1, 20138460), (2, 10069230), (3, 6712820), (4, 5034615), (5, 4027692), (6, 3356410), (10, 2013846), (12, 1678205), (15, 1342564), (20, 1006923), (30, 671282), (60, 335641)]