118889702480

素因数分解:

$2^4\times 5^1\times {\mathrm{1486121281}}^1$

素因数の和:1486121294

約数の個数: 20

約数和(自身を含む): 276418558452

約数和(自身を除く): 157528855972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1486121281, 2972242562, 5944485124, 7430606405, 11888970248, 14861212810, 23777940496, 29722425620, 59444851240, 118889702480]

約数ペア:

[(1, 118889702480), (2, 59444851240), (4, 29722425620), (5, 23777940496), (8, 14861212810), (10, 11888970248), (16, 7430606405), (20, 5944485124), (40, 2972242562), (80, 1486121281)]