25620020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{75353}}^1$

素因数の和:75379

約数の個数: 24

約数和(自身を含む): 56967624

約数和(自身を除く): 31347604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 75353, 150706, 301412, 376765, 753530, 1281001, 1507060, 2562002, 5124004, 6405005, 12810010, 25620020]

約数ペア:

[(1, 25620020), (2, 12810010), (4, 6405005), (5, 5124004), (10, 2562002), (17, 1507060), (20, 1281001), (34, 753530), (68, 376765), (85, 301412), (170, 150706), (340, 75353)]