20936680

素因数分解:

$2^3\times 5^1\times {\mathrm{523417}}^1$

素因数の和:523428

約数の個数: 16

約数和(自身を含む): 47107620

約数和(自身を除く): 26170940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523417, 1046834, 2093668, 2617085, 4187336, 5234170, 10468340, 20936680]

約数ペア:

[(1, 20936680), (2, 10468340), (4, 5234170), (5, 4187336), (8, 2617085), (10, 2093668), (20, 1046834), (40, 523417)]