18560560

素因数分解:

$2^4\times 5^1\times {\mathrm{232007}}^1$

素因数の和:232020

約数の個数: 20

約数和(自身を含む): 43153488

約数和(自身を除く): 24592928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 232007, 464014, 928028, 1160035, 1856056, 2320070, 3712112, 4640140, 9280280, 18560560]

約数ペア:

[(1, 18560560), (2, 9280280), (4, 4640140), (5, 3712112), (8, 2320070), (10, 1856056), (16, 1160035), (20, 928028), (40, 464014), (80, 232007)]