8442160

素因数分解:

$2^4\times 5^1\times {\mathrm{105527}}^1$

素因数の和:105540

約数の個数: 20

約数和(自身を含む): 19628208

約数和(自身を除く): 11186048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 105527, 211054, 422108, 527635, 844216, 1055270, 1688432, 2110540, 4221080, 8442160]

約数ペア:

[(1, 8442160), (2, 4221080), (4, 2110540), (5, 1688432), (8, 1055270), (10, 844216), (16, 527635), (20, 422108), (40, 211054), (80, 105527)]