2017497220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{23227}}^1$

素因数の和:23380

約数の個数: 48

約数和(自身を含む): 4378385088

約数和(自身を除く): 2360887868

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 172, 202, 215, 404, 430, 505, 860, 1010, 2020, 4343, 8686, 17372, 21715, 23227, 43430, 46454, 86860, 92908, 116135, 232270, 464540, 998761, 1997522, 2345927, 3995044, 4691854, 4993805, 9383708, 9987610, 11729635, 19975220, 23459270, 46918540, 100874861, 201749722, 403499444, 504374305, 1008748610, 2017497220]

約数ペア:

[(1, 2017497220), (2, 1008748610), (4, 504374305), (5, 403499444), (10, 201749722), (20, 100874861), (43, 46918540), (86, 23459270), (101, 19975220), (172, 11729635), (202, 9987610), (215, 9383708), (404, 4993805), (430, 4691854), (505, 3995044), (860, 2345927), (1010, 1997522), (2020, 998761), (4343, 464540), (8686, 232270), (17372, 116135), (21715, 92908), (23227, 86860), (43430, 46454)]