87767720

素因数分解:

$2^3\times 5^1\times {\mathrm{2194193}}^1$

素因数の和:2194204

約数の個数: 16

約数和(自身を含む): 197477460

約数和(自身を除く): 109709740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2194193, 4388386, 8776772, 10970965, 17553544, 21941930, 43883860, 87767720]

約数ペア:

[(1, 87767720), (2, 43883860), (4, 21941930), (5, 17553544), (8, 10970965), (10, 8776772), (20, 4388386), (40, 2194193)]