2017218460

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{998623}}^1$

素因数の和:998733

約数の個数: 24

約数和(自身を含む): 4278105216

約数和(自身を除く): 2260886756

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 998623, 1997246, 3994492, 4993115, 9986230, 19972460, 100860923, 201721846, 403443692, 504304615, 1008609230, 2017218460]

約数ペア:

[(1, 2017218460), (2, 1008609230), (4, 504304615), (5, 403443692), (10, 201721846), (20, 100860923), (101, 19972460), (202, 9986230), (404, 4993115), (505, 3994492), (1010, 1997246), (2020, 998623)]