56349880

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7151}}^1$

素因数の和:7359

約数の個数: 32

約数和(自身を含む): 127448640

約数和(自身を除く): 71098760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7151, 7880, 14302, 28604, 35755, 57208, 71510, 143020, 286040, 1408747, 2817494, 5634988, 7043735, 11269976, 14087470, 28174940, 56349880]

約数ペア:

[(1, 56349880), (2, 28174940), (4, 14087470), (5, 11269976), (8, 7043735), (10, 5634988), (20, 2817494), (40, 1408747), (197, 286040), (394, 143020), (788, 71510), (985, 57208), (1576, 35755), (1970, 28604), (3940, 14302), (7151, 7880)]