20558600

素因数分解:

$2^3\times 5^2\times {\mathrm{102793}}^1$

素因数の和:102809

約数の個数: 24

約数和(自身を含む): 47799210

約数和(自身を除く): 27240610

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 102793, 205586, 411172, 513965, 822344, 1027930, 2055860, 2569825, 4111720, 5139650, 10279300, 20558600]

約数ペア:

[(1, 20558600), (2, 10279300), (4, 5139650), (5, 4111720), (8, 2569825), (10, 2055860), (20, 1027930), (25, 822344), (40, 513965), (50, 411172), (100, 205586), (200, 102793)]