4638740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5657}}^1$

素因数の和:5707

約数の個数: 24

約数和(自身を含む): 9980712

約数和(自身を除く): 5341972

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 5657, 11314, 22628, 28285, 56570, 113140, 231937, 463874, 927748, 1159685, 2319370, 4638740]

約数ペア:

[(1, 4638740), (2, 2319370), (4, 1159685), (5, 927748), (10, 463874), (20, 231937), (41, 113140), (82, 56570), (164, 28285), (205, 22628), (410, 11314), (820, 5657)]