20424500

素因数分解:

$2^2\times 5^3\times {\mathrm{40849}}^1$

素因数の和:40868

約数の個数: 24

約数和(自身を含む): 44608200

約数和(自身を除く): 24183700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 40849, 81698, 163396, 204245, 408490, 816980, 1021225, 2042450, 4084900, 5106125, 10212250, 20424500]

約数ペア:

[(1, 20424500), (2, 10212250), (4, 5106125), (5, 4084900), (10, 2042450), (20, 1021225), (25, 816980), (50, 408490), (100, 204245), (125, 163396), (250, 81698), (500, 40849)]