71522140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{35407}}^1$

素因数の和:35517

約数の個数: 24

約数和(自身を含む): 151687872

約数和(自身を除く): 80165732

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 35407, 70814, 141628, 177035, 354070, 708140, 3576107, 7152214, 14304428, 17880535, 35761070, 71522140]

約数ペア:

[(1, 71522140), (2, 35761070), (4, 17880535), (5, 14304428), (10, 7152214), (20, 3576107), (101, 708140), (202, 354070), (404, 177035), (505, 141628), (1010, 70814), (2020, 35407)]