2047502020

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{379}}^1\times {\mathrm{863}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 4329884160

約数和(自身を除く): 2282382140

約数列:

[1, 2, 4, 5, 10, 20, 313, 379, 626, 758, 863, 1252, 1516, 1565, 1726, 1895, 3130, 3452, 3790, 4315, 6260, 7580, 8630, 17260, 118627, 237254, 270119, 327077, 474508, 540238, 593135, 654154, 1080476, 1186270, 1308308, 1350595, 1635385, 2372540, 2701190, 3270770, 5402380, 6541540, 102375101, 204750202, 409500404, 511875505, 1023751010, 2047502020]

約数ペア:

[(1, 2047502020), (2, 1023751010), (4, 511875505), (5, 409500404), (10, 204750202), (20, 102375101), (313, 6541540), (379, 5402380), (626, 3270770), (758, 2701190), (863, 2372540), (1252, 1635385), (1516, 1350595), (1565, 1308308), (1726, 1186270), (1895, 1080476), (3130, 654154), (3452, 593135), (3790, 540238), (4315, 474508), (6260, 327077), (7580, 270119), (8630, 237254), (17260, 118627)]