2018004400

素因数分解:

$2^4\times 5^2\times {\mathrm{5045011}}^1$

素因数の和:5045029

約数の個数: 30

約数和(自身を含む): 4848256532

約数和(自身を除く): 2830252132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5045011, 10090022, 20180044, 25225055, 40360088, 50450110, 80720176, 100900220, 126125275, 201800440, 252250550, 403600880, 504501100, 1009002200, 2018004400]

約数ペア:

[(1, 2018004400), (2, 1009002200), (4, 504501100), (5, 403600880), (8, 252250550), (10, 201800440), (16, 126125275), (20, 100900220), (25, 80720176), (40, 50450110), (50, 40360088), (80, 25225055), (100, 20180044), (200, 10090022), (400, 5045011)]