22116980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10949}}^1$

素因数の和:11059

約数の個数: 24

約数和(自身を含む): 46909800

約数和(自身を除く): 24792820

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 10949, 21898, 43796, 54745, 109490, 218980, 1105849, 2211698, 4423396, 5529245, 11058490, 22116980]

約数ペア:

[(1, 22116980), (2, 11058490), (4, 5529245), (5, 4423396), (10, 2211698), (20, 1105849), (101, 218980), (202, 109490), (404, 54745), (505, 43796), (1010, 21898), (2020, 10949)]