20170080020

素因数分解:

$2^2\times 5^1\times {\mathrm{4447}}^1\times {\mathrm{226783}}^1$

素因数の和:231239

約数の個数: 24

約数和(自身を含む): 42366879744

約数和(自身を除く): 22196799724

約数列:

[1, 2, 4, 5, 10, 20, 4447, 8894, 17788, 22235, 44470, 88940, 226783, 453566, 907132, 1133915, 2267830, 4535660, 1008504001, 2017008002, 4034016004, 5042520005, 10085040010, 20170080020]

約数ペア:

[(1, 20170080020), (2, 10085040010), (4, 5042520005), (5, 4034016004), (10, 2017008002), (20, 1008504001), (4447, 4535660), (8894, 2267830), (17788, 1133915), (22235, 907132), (44470, 453566), (88940, 226783)]