20140555

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{829}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 24979680

約数和(自身を除く): 4839125

約数列:

[1, 5, 43, 113, 215, 565, 829, 4145, 4859, 24295, 35647, 93677, 178235, 468385, 4028111, 20140555]

約数ペア:

[(1, 20140555), (5, 4028111), (43, 468385), (113, 178235), (215, 93677), (565, 35647), (829, 24295), (4145, 4859)]