20397740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92717}}^1$

素因数の和:92737

約数の個数: 24

約数和(自身を含む): 46729872

約数和(自身を除く): 26332132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 92717, 185434, 370868, 463585, 927170, 1019887, 1854340, 2039774, 4079548, 5099435, 10198870, 20397740]

約数ペア:

[(1, 20397740), (2, 10198870), (4, 5099435), (5, 4079548), (10, 2039774), (11, 1854340), (20, 1019887), (22, 927170), (44, 463585), (55, 370868), (110, 185434), (220, 92717)]