28801160

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7129}}^1$

素因数の和:7241

約数の個数: 32

約数和(自身を含む): 65453400

約数和(自身を除く): 36652240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 7129, 14258, 28516, 35645, 57032, 71290, 142580, 285160, 720029, 1440058, 2880116, 3600145, 5760232, 7200290, 14400580, 28801160]

約数ペア:

[(1, 28801160), (2, 14400580), (4, 7200290), (5, 5760232), (8, 3600145), (10, 2880116), (20, 1440058), (40, 720029), (101, 285160), (202, 142580), (404, 71290), (505, 57032), (808, 35645), (1010, 28516), (2020, 14258), (4040, 7129)]