20605660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{35527}}^1$

素因数の和:35565

約数の個数: 24

約数和(自身を含む): 44765280

約数和(自身を除く): 24159620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 35527, 71054, 142108, 177635, 355270, 710540, 1030283, 2060566, 4121132, 5151415, 10302830, 20605660]

約数ペア:

[(1, 20605660), (2, 10302830), (4, 5151415), (5, 4121132), (10, 2060566), (20, 1030283), (29, 710540), (58, 355270), (116, 177635), (145, 142108), (290, 71054), (580, 35527)]