56377480

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4591}}^1$

素因数の和:4909

約数の個数: 32

約数和(自身を含む): 127290240

約数和(自身を除く): 70912760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 4591, 6140, 9182, 12280, 18364, 22955, 36728, 45910, 91820, 183640, 1409437, 2818874, 5637748, 7047185, 11275496, 14094370, 28188740, 56377480]

約数ペア:

[(1, 56377480), (2, 28188740), (4, 14094370), (5, 11275496), (8, 7047185), (10, 5637748), (20, 2818874), (40, 1409437), (307, 183640), (614, 91820), (1228, 45910), (1535, 36728), (2456, 22955), (3070, 18364), (4591, 12280), (6140, 9182)]