209045800

素因数分解:

$2^3\times 5^2\times {\mathrm{1045229}}^1$

素因数の和:1045245

約数の個数: 24

約数和(自身を含む): 486031950

約数和(自身を除く): 276986150

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1045229, 2090458, 4180916, 5226145, 8361832, 10452290, 20904580, 26130725, 41809160, 52261450, 104522900, 209045800]

約数ペア:

[(1, 209045800), (2, 104522900), (4, 52261450), (5, 41809160), (8, 26130725), (10, 20904580), (20, 10452290), (25, 8361832), (40, 5226145), (50, 4180916), (100, 2090458), (200, 1045229)]