2021794000

素因数分解:

$2^4\times 5^3\times {\mathrm{1010897}}^1$

素因数の和:1010920

約数の個数: 40

約数和(自身を含む): 4888702728

約数和(自身を除く): 2866908728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 1010897, 2021794, 4043588, 5054485, 8087176, 10108970, 16174352, 20217940, 25272425, 40435880, 50544850, 80871760, 101089700, 126362125, 202179400, 252724250, 404358800, 505448500, 1010897000, 2021794000]

約数ペア:

[(1, 2021794000), (2, 1010897000), (4, 505448500), (5, 404358800), (8, 252724250), (10, 202179400), (16, 126362125), (20, 101089700), (25, 80871760), (40, 50544850), (50, 40435880), (80, 25272425), (100, 20217940), (125, 16174352), (200, 10108970), (250, 8087176), (400, 5054485), (500, 4043588), (1000, 2021794), (2000, 1010897)]