202005140

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{11087}}^1$

素因数の和:12007

約数の個数: 24

約数和(自身を含む): 424714752

約数和(自身を除く): 222709612

約数列:

[1, 2, 4, 5, 10, 20, 911, 1822, 3644, 4555, 9110, 11087, 18220, 22174, 44348, 55435, 110870, 221740, 10100257, 20200514, 40401028, 50501285, 101002570, 202005140]

約数ペア:

[(1, 202005140), (2, 101002570), (4, 50501285), (5, 40401028), (10, 20200514), (20, 10100257), (911, 221740), (1822, 110870), (3644, 55435), (4555, 44348), (9110, 22174), (11087, 18220)]