28120733060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{200862379}}^1$

素因数の和:200862395

約数の個数: 24

約数和(自身を含む): 67489759680

約数和(自身を除く): 39369026620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 200862379, 401724758, 803449516, 1004311895, 1406036653, 2008623790, 2812073306, 4017247580, 5624146612, 7030183265, 14060366530, 28120733060]

約数ペア:

[(1, 28120733060), (2, 14060366530), (4, 7030183265), (5, 5624146612), (7, 4017247580), (10, 2812073306), (14, 2008623790), (20, 1406036653), (28, 1004311895), (35, 803449516), (70, 401724758), (140, 200862379)]