1889690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 3810240

約数和(自身を除く): 1920550

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 419, 451, 838, 902, 2095, 2255, 4190, 4510, 4609, 9218, 17179, 23045, 34358, 46090, 85895, 171790, 188969, 377938, 944845, 1889690]

約数ペア:

[(1, 1889690), (2, 944845), (5, 377938), (10, 188969), (11, 171790), (22, 85895), (41, 46090), (55, 34358), (82, 23045), (110, 17179), (205, 9218), (410, 4609), (419, 4510), (451, 4190), (838, 2255), (902, 2095)]