27811360

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1721}}^1$

素因数の和:1837

約数の個数: 48

約数和(自身を含む): 66393432

約数和(自身を除く): 38582072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 1721, 2020, 3232, 3442, 4040, 6884, 8080, 8605, 13768, 16160, 17210, 27536, 34420, 55072, 68840, 137680, 173821, 275360, 347642, 695284, 869105, 1390568, 1738210, 2781136, 3476420, 5562272, 6952840, 13905680, 27811360]

約数ペア:

[(1, 27811360), (2, 13905680), (4, 6952840), (5, 5562272), (8, 3476420), (10, 2781136), (16, 1738210), (20, 1390568), (32, 869105), (40, 695284), (80, 347642), (101, 275360), (160, 173821), (202, 137680), (404, 68840), (505, 55072), (808, 34420), (1010, 27536), (1616, 17210), (1721, 16160), (2020, 13768), (3232, 8605), (3442, 8080), (4040, 6884)]