2017520020

素因数分解:

$2^2\times 5^1\times {\mathrm{17851}}^1\times {\mathrm{5651}}^1$

素因数の和:23511

約数の個数: 24

約数和(自身を含む): 4237779168

約数和(自身を除く): 2220259148

約数列:

[1, 2, 4, 5, 10, 20, 5651, 11302, 17851, 22604, 28255, 35702, 56510, 71404, 89255, 113020, 178510, 357020, 100876001, 201752002, 403504004, 504380005, 1008760010, 2017520020]

約数ペア:

[(1, 2017520020), (2, 1008760010), (4, 504380005), (5, 403504004), (10, 201752002), (20, 100876001), (5651, 357020), (11302, 178510), (17851, 113020), (22604, 89255), (28255, 71404), (35702, 56510)]