28451080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101611}}^1$

素因数の和:101629

約数の個数: 32

約数和(自身を含む): 73160640

約数和(自身を除く): 44709560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 101611, 203222, 406444, 508055, 711277, 812888, 1016110, 1422554, 2032220, 2845108, 3556385, 4064440, 5690216, 7112770, 14225540, 28451080]

約数ペア:

[(1, 28451080), (2, 14225540), (4, 7112770), (5, 5690216), (7, 4064440), (8, 3556385), (10, 2845108), (14, 2032220), (20, 1422554), (28, 1016110), (35, 812888), (40, 711277), (56, 508055), (70, 406444), (140, 203222), (280, 101611)]