20572090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26717}}^1$

素因数の和:26742

約数の個数: 32

約数和(自身を含む): 46168704

約数和(自身を除く): 25596614

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26717, 53434, 133585, 187019, 267170, 293887, 374038, 587774, 935095, 1469435, 1870190, 2057209, 2938870, 4114418, 10286045, 20572090]

約数ペア:

[(1, 20572090), (2, 10286045), (5, 4114418), (7, 2938870), (10, 2057209), (11, 1870190), (14, 1469435), (22, 935095), (35, 587774), (55, 374038), (70, 293887), (77, 267170), (110, 187019), (154, 133585), (385, 53434), (770, 26717)]