8945380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10909}}^1$

素因数の和:10959

約数の個数: 24

約数和(自身を含む): 19245240

約数和(自身を除く): 10299860

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 10909, 21818, 43636, 54545, 109090, 218180, 447269, 894538, 1789076, 2236345, 4472690, 8945380]

約数ペア:

[(1, 8945380), (2, 4472690), (4, 2236345), (5, 1789076), (10, 894538), (20, 447269), (41, 218180), (82, 109090), (164, 54545), (205, 43636), (410, 21818), (820, 10909)]