10909000

素因数分解:

$2^3\times 5^3\times {\mathrm{10909}}^1$

素因数の和:10930

約数の個数: 32

約数和(自身を含む): 25529400

約数和(自身を除く): 14620400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 10909, 21818, 43636, 54545, 87272, 109090, 218180, 272725, 436360, 545450, 1090900, 1363625, 2181800, 2727250, 5454500, 10909000]

約数ペア:

[(1, 10909000), (2, 5454500), (4, 2727250), (5, 2181800), (8, 1363625), (10, 1090900), (20, 545450), (25, 436360), (40, 272725), (50, 218180), (100, 109090), (125, 87272), (200, 54545), (250, 43636), (500, 21818), (1000, 10909)]