20290445

素因数分解:

$5^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{827}}^1$

素因数の和:1540

約数の個数: 16

約数和(自身を含む): 27900288

約数和(自身を除く): 7609843

約数列:

[1, 5, 7, 35, 701, 827, 3505, 4135, 4907, 5789, 24535, 28945, 579727, 2898635, 4058089, 20290445]

約数ペア:

[(1, 20290445), (5, 4058089), (7, 2898635), (35, 579727), (701, 28945), (827, 24535), (3505, 5789), (4135, 4907)]