54201980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2027}}^1$

素因数の和:2234

約数の個数: 48

約数和(自身を含む): 130830336

約数和(自身を除く): 76628356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1910, 2027, 2674, 3820, 4054, 5348, 6685, 8108, 10135, 13370, 14189, 20270, 26740, 28378, 40540, 56756, 70945, 141890, 283780, 387157, 774314, 1548628, 1935785, 2710099, 3871570, 5420198, 7743140, 10840396, 13550495, 27100990, 54201980]

約数ペア:

[(1, 54201980), (2, 27100990), (4, 13550495), (5, 10840396), (7, 7743140), (10, 5420198), (14, 3871570), (20, 2710099), (28, 1935785), (35, 1548628), (70, 774314), (140, 387157), (191, 283780), (382, 141890), (764, 70945), (955, 56756), (1337, 40540), (1910, 28378), (2027, 26740), (2674, 20270), (3820, 14189), (4054, 13370), (5348, 10135), (6685, 8108)]