8904380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10859}}^1$

素因数の和:10909

約数の個数: 24

約数和(自身を含む): 19157040

約数和(自身を除く): 10252660

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 10859, 21718, 43436, 54295, 108590, 217180, 445219, 890438, 1780876, 2226095, 4452190, 8904380]

約数ペア:

[(1, 8904380), (2, 4452190), (4, 2226095), (5, 1780876), (10, 890438), (20, 445219), (41, 217180), (82, 108590), (164, 54295), (205, 43436), (410, 21718), (820, 10859)]