15725380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71479}}^1$

素因数の和:71499

約数の個数: 24

約数和(自身を含む): 36025920

約数和(自身を除く): 20300540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 71479, 142958, 285916, 357395, 714790, 786269, 1429580, 1572538, 3145076, 3931345, 7862690, 15725380]

約数ペア:

[(1, 15725380), (2, 7862690), (4, 3931345), (5, 3145076), (10, 1572538), (11, 1429580), (20, 786269), (22, 714790), (44, 357395), (55, 285916), (110, 142958), (220, 71479)]