9954320

素因数分解:

$2^4\times 5^1\times {\mathrm{124429}}^1$

素因数の和:124442

約数の個数: 20

約数和(自身を含む): 23143980

約数和(自身を除く): 13189660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 124429, 248858, 497716, 622145, 995432, 1244290, 1990864, 2488580, 4977160, 9954320]

約数ペア:

[(1, 9954320), (2, 4977160), (4, 2488580), (5, 1990864), (8, 1244290), (10, 995432), (16, 622145), (20, 497716), (40, 248858), (80, 124429)]