20284490

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{2861}}^1$

素因数の和:3577

約数の個数: 16

約数和(自身を含む): 36576360

約数和(自身を除く): 16291870

約数列:

[1, 2, 5, 10, 709, 1418, 2861, 3545, 5722, 7090, 14305, 28610, 2028449, 4056898, 10142245, 20284490]

約数ペア:

[(1, 20284490), (2, 10142245), (5, 4056898), (10, 2028449), (709, 28610), (1418, 14305), (2861, 7090), (3545, 5722)]