12262480

素因数分解:

$2^4\times 5^1\times {\mathrm{153281}}^1$

素因数の和:153294

約数の個数: 20

約数和(自身を含む): 28510452

約数和(自身を除く): 16247972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 153281, 306562, 613124, 766405, 1226248, 1532810, 2452496, 3065620, 6131240, 12262480]

約数ペア:

[(1, 12262480), (2, 6131240), (4, 3065620), (5, 2452496), (8, 1532810), (10, 1226248), (16, 766405), (20, 613124), (40, 306562), (80, 153281)]