208025660

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{102983}}^1$

素因数の和:103093

約数の個数: 24

約数和(自身を含む): 441183456

約数和(自身を除く): 233157796

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 102983, 205966, 411932, 514915, 1029830, 2059660, 10401283, 20802566, 41605132, 52006415, 104012830, 208025660]

約数ペア:

[(1, 208025660), (2, 104012830), (4, 52006415), (5, 41605132), (10, 20802566), (20, 10401283), (101, 2059660), (202, 1029830), (404, 514915), (505, 411932), (1010, 205966), (2020, 102983)]