11447420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{5557}}^1$

素因数の和:5669

約数の個数: 24

約数和(自身を含む): 24277344

約数和(自身を除く): 12829924

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 5557, 11114, 22228, 27785, 55570, 111140, 572371, 1144742, 2289484, 2861855, 5723710, 11447420]

約数ペア:

[(1, 11447420), (2, 5723710), (4, 2861855), (5, 2289484), (10, 1144742), (20, 572371), (103, 111140), (206, 55570), (412, 27785), (515, 22228), (1030, 11114), (2060, 5557)]