4428380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20129}}^1$

素因数の和:20149

約数の個数: 24

約数和(自身を含む): 10145520

約数和(自身を除く): 5717140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 20129, 40258, 80516, 100645, 201290, 221419, 402580, 442838, 885676, 1107095, 2214190, 4428380]

約数ペア:

[(1, 4428380), (2, 2214190), (4, 1107095), (5, 885676), (10, 442838), (11, 402580), (20, 221419), (22, 201290), (44, 100645), (55, 80516), (110, 40258), (220, 20129)]