2017275020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{998651}}^1$

素因数の和:998761

約数の個数: 24

約数和(自身を含む): 4278225168

約数和(自身を除く): 2260950148

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 998651, 1997302, 3994604, 4993255, 9986510, 19973020, 100863751, 201727502, 403455004, 504318755, 1008637510, 2017275020]

約数ペア:

[(1, 2017275020), (2, 1008637510), (4, 504318755), (5, 403455004), (10, 201727502), (20, 100863751), (101, 19973020), (202, 9986510), (404, 4993255), (505, 3994604), (1010, 1997302), (2020, 998651)]