8518340

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4217}}^1$

素因数の和:4327

約数の個数: 24

約数和(自身を含む): 18069912

約数和(自身を除く): 9551572

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 4217, 8434, 16868, 21085, 42170, 84340, 425917, 851834, 1703668, 2129585, 4259170, 8518340]

約数ペア:

[(1, 8518340), (2, 4259170), (4, 2129585), (5, 1703668), (10, 851834), (20, 425917), (101, 84340), (202, 42170), (404, 21085), (505, 16868), (1010, 8434), (2020, 4217)]