20245100

素因数分解:

$2^2\times 5^2\times {\mathrm{443}}^1\times {\mathrm{457}}^1$

素因数の和:914

約数の個数: 36

約数和(自身を含む): 44127384

約数和(自身を除く): 23882284

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 443, 457, 886, 914, 1772, 1828, 2215, 2285, 4430, 4570, 8860, 9140, 11075, 11425, 22150, 22850, 44300, 45700, 202451, 404902, 809804, 1012255, 2024510, 4049020, 5061275, 10122550, 20245100]

約数ペア:

[(1, 20245100), (2, 10122550), (4, 5061275), (5, 4049020), (10, 2024510), (20, 1012255), (25, 809804), (50, 404902), (100, 202451), (443, 45700), (457, 44300), (886, 22850), (914, 22150), (1772, 11425), (1828, 11075), (2215, 9140), (2285, 8860), (4430, 4570)]