20840110

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6701}}^1$

素因数の和:7019

約数の個数: 16

約数和(自身を含む): 37638432

約数和(自身を除く): 16798322

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 6701, 13402, 33505, 67010, 2084011, 4168022, 10420055, 20840110]

約数ペア:

[(1, 20840110), (2, 10420055), (5, 4168022), (10, 2084011), (311, 67010), (622, 33505), (1555, 13402), (3110, 6701)]