2019621160

素因数分解:

$2^3\times 5^1\times {\mathrm{50490529}}^1$

素因数の和:50490540

約数の個数: 16

約数和(自身を含む): 4544147700

約数和(自身を除く): 2524526540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50490529, 100981058, 201962116, 252452645, 403924232, 504905290, 1009810580, 2019621160]

約数ペア:

[(1, 2019621160), (2, 1009810580), (4, 504905290), (5, 403924232), (8, 252452645), (10, 201962116), (20, 100981058), (40, 50490529)]