2020120120

素因数分解:

$2^3\times 5^1\times {\mathrm{50503003}}^1$

素因数の和:50503014

約数の個数: 16

約数和(自身を含む): 4545270360

約数和(自身を除く): 2525150240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50503003, 101006006, 202012012, 252515015, 404024024, 505030030, 1010060060, 2020120120]

約数ペア:

[(1, 2020120120), (2, 1010060060), (4, 505030030), (5, 404024024), (8, 252515015), (10, 202012012), (20, 101006006), (40, 50503003)]