8036020

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{907}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 16932384

約数和(自身を除く): 8896364

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 907, 1772, 1814, 2215, 3628, 4430, 4535, 8860, 9070, 18140, 401801, 803602, 1607204, 2009005, 4018010, 8036020]

約数ペア:

[(1, 8036020), (2, 4018010), (4, 2009005), (5, 1607204), (10, 803602), (20, 401801), (443, 18140), (886, 9070), (907, 8860), (1772, 4535), (1814, 4430), (2215, 3628)]