85217020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{608693}}^1$

素因数の和:608709

約数の個数: 24

約数和(自身を含む): 204521184

約数和(自身を除く): 119304164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 608693, 1217386, 2434772, 3043465, 4260851, 6086930, 8521702, 12173860, 17043404, 21304255, 42608510, 85217020]

約数ペア:

[(1, 85217020), (2, 42608510), (4, 21304255), (5, 17043404), (7, 12173860), (10, 8521702), (14, 6086930), (20, 4260851), (28, 3043465), (35, 2434772), (70, 1217386), (140, 608693)]