8182820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5179}}^1$

素因数の和:5267

約数の個数: 24

約数和(自身を含む): 17404800

約数和(自身を除く): 9221980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 5179, 10358, 20716, 25895, 51790, 103580, 409141, 818282, 1636564, 2045705, 4091410, 8182820]

約数ペア:

[(1, 8182820), (2, 4091410), (4, 2045705), (5, 1636564), (10, 818282), (20, 409141), (79, 103580), (158, 51790), (316, 25895), (395, 20716), (790, 10358), (1580, 5179)]