80941880

素因数分解:

$2^3\times 5^1\times {\mathrm{2023547}}^1$

素因数の和:2023558

約数の個数: 16

約数和(自身を含む): 182119320

約数和(自身を除く): 101177440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2023547, 4047094, 8094188, 10117735, 16188376, 20235470, 40470940, 80941880]

約数ペア:

[(1, 80941880), (2, 40470940), (4, 20235470), (5, 16188376), (8, 10117735), (10, 8094188), (20, 4047094), (40, 2023547)]