20560360

素因数分解:

$2^3\times 5^1\times {\mathrm{514009}}^1$

素因数の和:514020

約数の個数: 16

約数和(自身を含む): 46260900

約数和(自身を除く): 25700540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 514009, 1028018, 2056036, 2570045, 4112072, 5140090, 10280180, 20560360]

約数ペア:

[(1, 20560360), (2, 10280180), (4, 5140090), (5, 4112072), (8, 2570045), (10, 2056036), (20, 1028018), (40, 514009)]