2820500

素因数分解:

$2^2\times 5^3\times {\mathrm{5641}}^1$

素因数の和:5660

約数の個数: 24

約数和(自身を含む): 6161064

約数和(自身を除く): 3340564

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 5641, 11282, 22564, 28205, 56410, 112820, 141025, 282050, 564100, 705125, 1410250, 2820500]

約数ペア:

[(1, 2820500), (2, 1410250), (4, 705125), (5, 564100), (10, 282050), (20, 141025), (25, 112820), (50, 56410), (100, 28205), (125, 22564), (250, 11282), (500, 5641)]