55537480

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2851}}^1$

素因数の和:3349

約数の個数: 32

約数和(自身を含む): 125259840

約数和(自身を除く): 69722360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 2851, 3896, 4870, 5702, 9740, 11404, 14255, 19480, 22808, 28510, 57020, 114040, 1388437, 2776874, 5553748, 6942185, 11107496, 13884370, 27768740, 55537480]

約数ペア:

[(1, 55537480), (2, 27768740), (4, 13884370), (5, 11107496), (8, 6942185), (10, 5553748), (20, 2776874), (40, 1388437), (487, 114040), (974, 57020), (1948, 28510), (2435, 22808), (2851, 19480), (3896, 14255), (4870, 11404), (5702, 9740)]