204711160

素因数分解:

$2^3\times 5^1\times {\mathrm{5117779}}^1$

素因数の和:5117790

約数の個数: 16

約数和(自身を含む): 460600200

約数和(自身を除く): 255889040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5117779, 10235558, 20471116, 25588895, 40942232, 51177790, 102355580, 204711160]

約数ペア:

[(1, 204711160), (2, 102355580), (4, 51177790), (5, 40942232), (8, 25588895), (10, 20471116), (20, 10235558), (40, 5117779)]