54386220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{129491}}^1$

素因数の和:129510

約数の個数: 48

約数和(自身を含む): 174037248

約数和(自身を除く): 119651028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 129491, 258982, 388473, 517964, 647455, 776946, 906437, 1294910, 1553892, 1812874, 1942365, 2589820, 2719311, 3625748, 3884730, 4532185, 5438622, 7769460, 9064370, 10877244, 13596555, 18128740, 27193110, 54386220]

約数ペア:

[(1, 54386220), (2, 27193110), (3, 18128740), (4, 13596555), (5, 10877244), (6, 9064370), (7, 7769460), (10, 5438622), (12, 4532185), (14, 3884730), (15, 3625748), (20, 2719311), (21, 2589820), (28, 1942365), (30, 1812874), (35, 1553892), (42, 1294910), (60, 906437), (70, 776946), (84, 647455), (105, 517964), (140, 388473), (210, 258982), (420, 129491)]