2018702960

素因数分解:

$2^4\times 5^1\times {\mathrm{25233787}}^1$

素因数の和:25233800

約数の個数: 20

約数和(自身を含む): 4693484568

約数和(自身を除く): 2674781608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25233787, 50467574, 100935148, 126168935, 201870296, 252337870, 403740592, 504675740, 1009351480, 2018702960]

約数ペア:

[(1, 2018702960), (2, 1009351480), (4, 504675740), (5, 403740592), (8, 252337870), (10, 201870296), (16, 126168935), (20, 100935148), (40, 50467574), (80, 25233787)]