4981640

素因数分解:

$2^3\times 5^1\times {\mathrm{124541}}^1$

素因数の和:124552

約数の個数: 16

約数和(自身を含む): 11208780

約数和(自身を除く): 6227140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 124541, 249082, 498164, 622705, 996328, 1245410, 2490820, 4981640]

約数ペア:

[(1, 4981640), (2, 2490820), (4, 1245410), (5, 996328), (8, 622705), (10, 498164), (20, 249082), (40, 124541)]