20695270

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71363}}^1$

素因数の和:71399

約数の個数: 16

約数和(自身を含む): 38536560

約数和(自身を除く): 17841290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 71363, 142726, 356815, 713630, 2069527, 4139054, 10347635, 20695270]

約数ペア:

[(1, 20695270), (2, 10347635), (5, 4139054), (10, 2069527), (29, 713630), (58, 356815), (145, 142726), (290, 71363)]