28183660

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{3181}}^1$

素因数の和:3633

約数の個数: 24

約数和(自身を含む): 59337936

約数和(自身を除く): 31154276

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 3181, 4430, 6362, 8860, 12724, 15905, 31810, 63620, 1409183, 2818366, 5636732, 7045915, 14091830, 28183660]

約数ペア:

[(1, 28183660), (2, 14091830), (4, 7045915), (5, 5636732), (10, 2818366), (20, 1409183), (443, 63620), (886, 31810), (1772, 15905), (2215, 12724), (3181, 8860), (4430, 6362)]