56412920

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7159}}^1$

素因数の和:7367

約数の個数: 32

約数和(自身を含む): 127591200

約数和(自身を除く): 71178280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7159, 7880, 14318, 28636, 35795, 57272, 71590, 143180, 286360, 1410323, 2820646, 5641292, 7051615, 11282584, 14103230, 28206460, 56412920]

約数ペア:

[(1, 56412920), (2, 28206460), (4, 14103230), (5, 11282584), (8, 7051615), (10, 5641292), (20, 2820646), (40, 1410323), (197, 286360), (394, 143180), (788, 71590), (985, 57272), (1576, 35795), (1970, 28636), (3940, 14318), (7159, 7880)]