20199306040

素因数分解:

$2^3\times 5^1\times {\mathrm{504982651}}^1$

素因数の和:504982662

約数の個数: 16

約数和(自身を含む): 45448438680

約数和(自身を除く): 25249132640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504982651, 1009965302, 2019930604, 2524913255, 4039861208, 5049826510, 10099653020, 20199306040]

約数ペア:

[(1, 20199306040), (2, 10099653020), (4, 5049826510), (5, 4039861208), (8, 2524913255), (10, 2019930604), (20, 1009965302), (40, 504982651)]