11290220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5179}}^1$

素因数の和:5297

約数の個数: 24

約数和(自身を含む): 23931600

約数和(自身を除く): 12641380

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 5179, 10358, 20716, 25895, 51790, 103580, 564511, 1129022, 2258044, 2822555, 5645110, 11290220]

約数ペア:

[(1, 11290220), (2, 5645110), (4, 2822555), (5, 2258044), (10, 1129022), (20, 564511), (109, 103580), (218, 51790), (436, 25895), (545, 20716), (1090, 10358), (2180, 5179)]