2020115080

素因数分解:

$2^3\times 5^1\times {\mathrm{50502877}}^1$

素因数の和:50502888

約数の個数: 16

約数和(自身を含む): 4545259020

約数和(自身を除く): 2525143940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50502877, 101005754, 202011508, 252514385, 404023016, 505028770, 1010057540, 2020115080]

約数ペア:

[(1, 2020115080), (2, 1010057540), (4, 505028770), (5, 404023016), (8, 252514385), (10, 202011508), (20, 101005754), (40, 50502877)]