109462480

素因数分解:

$2^4\times 5^1\times {\mathrm{1368281}}^1$

素因数の和:1368294

約数の個数: 20

約数和(自身を含む): 254500452

約数和(自身を除く): 145037972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1368281, 2736562, 5473124, 6841405, 10946248, 13682810, 21892496, 27365620, 54731240, 109462480]

約数ペア:

[(1, 109462480), (2, 54731240), (4, 27365620), (5, 21892496), (8, 13682810), (10, 10946248), (16, 6841405), (20, 5473124), (40, 2736562), (80, 1368281)]