200111920

素因数分解:

$2^4\times 5^1\times {\mathrm{2501399}}^1$

素因数の和:2501412

約数の個数: 20

約数和(自身を含む): 465260400

約数和(自身を除く): 265148480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2501399, 5002798, 10005596, 12506995, 20011192, 25013990, 40022384, 50027980, 100055960, 200111920]

約数ペア:

[(1, 200111920), (2, 100055960), (4, 50027980), (5, 40022384), (8, 25013990), (10, 20011192), (16, 12506995), (20, 10005596), (40, 5002798), (80, 2501399)]