28092140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{13907}}^1$

素因数の和:14017

約数の個数: 24

約数和(自身を含む): 59581872

約数和(自身を除く): 31489732

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 13907, 27814, 55628, 69535, 139070, 278140, 1404607, 2809214, 5618428, 7023035, 14046070, 28092140]

約数ペア:

[(1, 28092140), (2, 14046070), (4, 7023035), (5, 5618428), (10, 2809214), (20, 1404607), (101, 278140), (202, 139070), (404, 69535), (505, 55628), (1010, 27814), (2020, 13907)]