13889480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31567}}^1$

素因数の和:31589

約数の個数: 32

約数和(自身を含む): 34093440

約数和(自身を除く): 20203960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 31567, 63134, 126268, 157835, 252536, 315670, 347237, 631340, 694474, 1262680, 1388948, 1736185, 2777896, 3472370, 6944740, 13889480]

約数ペア:

[(1, 13889480), (2, 6944740), (4, 3472370), (5, 2777896), (8, 1736185), (10, 1388948), (11, 1262680), (20, 694474), (22, 631340), (40, 347237), (44, 315670), (55, 252536), (88, 157835), (110, 126268), (220, 63134), (440, 31567)]