2021646860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{14251}}^1$

素因数の和:14474

約数の個数: 48

約数和(自身を含む): 4374451872

約数和(自身を除く): 2352805012

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 173, 205, 346, 410, 692, 820, 865, 1730, 3460, 7093, 14186, 14251, 28372, 28502, 35465, 57004, 70930, 71255, 141860, 142510, 285020, 584291, 1168582, 2337164, 2465423, 2921455, 4930846, 5842910, 9861692, 11685820, 12327115, 24654230, 49308460, 101082343, 202164686, 404329372, 505411715, 1010823430, 2021646860]

約数ペア:

[(1, 2021646860), (2, 1010823430), (4, 505411715), (5, 404329372), (10, 202164686), (20, 101082343), (41, 49308460), (82, 24654230), (164, 12327115), (173, 11685820), (205, 9861692), (346, 5842910), (410, 4930846), (692, 2921455), (820, 2465423), (865, 2337164), (1730, 1168582), (3460, 584291), (7093, 285020), (14186, 142510), (14251, 141860), (28372, 71255), (28502, 70930), (35465, 57004)]