64482020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{189653}}^1$

素因数の和:189679

約数の個数: 24

約数和(自身を含む): 143378424

約数和(自身を除く): 78896404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 189653, 379306, 758612, 948265, 1896530, 3224101, 3793060, 6448202, 12896404, 16120505, 32241010, 64482020]

約数ペア:

[(1, 64482020), (2, 32241010), (4, 16120505), (5, 12896404), (10, 6448202), (17, 3793060), (20, 3224101), (34, 1896530), (68, 948265), (85, 758612), (170, 379306), (340, 189653)]