28334480

素因数分解:

$2^4\times 5^1\times {\mathrm{354181}}^1$

素因数の和:354194

約数の個数: 20

約数和(自身を含む): 65877852

約数和(自身を除く): 37543372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 354181, 708362, 1416724, 1770905, 2833448, 3541810, 5666896, 7083620, 14167240, 28334480]

約数ペア:

[(1, 28334480), (2, 14167240), (4, 7083620), (5, 5666896), (8, 3541810), (10, 2833448), (16, 1770905), (20, 1416724), (40, 708362), (80, 354181)]