20426780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92849}}^1$

素因数の和:92869

約数の個数: 24

約数和(自身を含む): 46796400

約数和(自身を除く): 26369620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 92849, 185698, 371396, 464245, 928490, 1021339, 1856980, 2042678, 4085356, 5106695, 10213390, 20426780]

約数ペア:

[(1, 20426780), (2, 10213390), (4, 5106695), (5, 4085356), (10, 2042678), (11, 1856980), (20, 1021339), (22, 928490), (44, 464245), (55, 371396), (110, 185698), (220, 92849)]