4382180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19919}}^1$

素因数の和:19939

約数の個数: 24

約数和(自身を含む): 10039680

約数和(自身を除く): 5657500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 19919, 39838, 79676, 99595, 199190, 219109, 398380, 438218, 876436, 1095545, 2191090, 4382180]

約数ペア:

[(1, 4382180), (2, 2191090), (4, 1095545), (5, 876436), (10, 438218), (11, 398380), (20, 219109), (22, 199190), (44, 99595), (55, 79676), (110, 39838), (220, 19919)]