85509340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{610781}}^1$

素因数の和:610797

約数の個数: 24

約数和(自身を含む): 205222752

約数和(自身を除く): 119713412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 610781, 1221562, 2443124, 3053905, 4275467, 6107810, 8550934, 12215620, 17101868, 21377335, 42754670, 85509340]

約数ペア:

[(1, 85509340), (2, 42754670), (4, 21377335), (5, 17101868), (7, 12215620), (10, 8550934), (14, 6107810), (20, 4275467), (28, 3053905), (35, 2443124), (70, 1221562), (140, 610781)]