9963280

素因数分解:

$2^4\times 5^1\times {\mathrm{124541}}^1$

素因数の和:124554

約数の個数: 20

約数和(自身を含む): 23164812

約数和(自身を除く): 13201532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 124541, 249082, 498164, 622705, 996328, 1245410, 1992656, 2490820, 4981640, 9963280]

約数ペア:

[(1, 9963280), (2, 4981640), (4, 2490820), (5, 1992656), (8, 1245410), (10, 996328), (16, 622705), (20, 498164), (40, 249082), (80, 124541)]