12480272

素因数分解:

$2^4\times 7^1\times {\mathrm{111431}}^1$

素因数の和:111446

約数の個数: 20

約数和(自身を含む): 27635136

約数和(自身を除く): 15154864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 111431, 222862, 445724, 780017, 891448, 1560034, 1782896, 3120068, 6240136, 12480272]

約数ペア:

[(1, 12480272), (2, 6240136), (4, 3120068), (7, 1782896), (8, 1560034), (14, 891448), (16, 780017), (28, 445724), (56, 222862), (112, 111431)]