2019657970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{25117}}^1$

素因数の和:25195

約数の個数: 64

約数和(自身を含む): 4296986496

約数和(自身を除く): 2277328526

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 43, 55, 85, 86, 110, 170, 187, 215, 374, 430, 473, 731, 935, 946, 1462, 1870, 2365, 3655, 4730, 7310, 8041, 16082, 25117, 40205, 50234, 80410, 125585, 251170, 276287, 426989, 552574, 853978, 1080031, 1381435, 2134945, 2160062, 2762870, 4269890, 4696879, 5400155, 9393758, 10800310, 11880341, 18360527, 23484395, 23760682, 36721054, 46968790, 59401705, 91802635, 118803410, 183605270, 201965797, 403931594, 1009828985, 2019657970]

約数ペア:

[(1, 2019657970), (2, 1009828985), (5, 403931594), (10, 201965797), (11, 183605270), (17, 118803410), (22, 91802635), (34, 59401705), (43, 46968790), (55, 36721054), (85, 23760682), (86, 23484395), (110, 18360527), (170, 11880341), (187, 10800310), (215, 9393758), (374, 5400155), (430, 4696879), (473, 4269890), (731, 2762870), (935, 2160062), (946, 2134945), (1462, 1381435), (1870, 1080031), (2365, 853978), (3655, 552574), (4730, 426989), (7310, 276287), (8041, 251170), (16082, 125585), (25117, 80410), (40205, 50234)]