2644780

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{593}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 5588352

約数和(自身を除く): 2943572

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 593, 892, 1115, 1186, 2230, 2372, 2965, 4460, 5930, 11860, 132239, 264478, 528956, 661195, 1322390, 2644780]

約数ペア:

[(1, 2644780), (2, 1322390), (4, 661195), (5, 528956), (10, 264478), (20, 132239), (223, 11860), (446, 5930), (593, 4460), (892, 2965), (1115, 2372), (1186, 2230)]