9681740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11807}}^1$

素因数の和:11857

約数の個数: 24

約数和(自身を含む): 20829312

約数和(自身を除く): 11147572

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 11807, 23614, 47228, 59035, 118070, 236140, 484087, 968174, 1936348, 2420435, 4840870, 9681740]

約数ペア:

[(1, 9681740), (2, 4840870), (4, 2420435), (5, 1936348), (10, 968174), (20, 484087), (41, 236140), (82, 118070), (164, 59035), (205, 47228), (410, 23614), (820, 11807)]