20262250

素因数分解:

$2^1\times 5^3\times {\mathrm{81049}}^1$

素因数の和:81066

約数の個数: 16

約数和(自身を含む): 37931400

約数和(自身を除く): 17669150

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 81049, 162098, 405245, 810490, 2026225, 4052450, 10131125, 20262250]

約数ペア:

[(1, 20262250), (2, 10131125), (5, 4052450), (10, 2026225), (25, 810490), (50, 405245), (125, 162098), (250, 81049)]