40855240

素因数分解:

$2^3\times 5^1\times {\mathrm{1021381}}^1$

素因数の和:1021392

約数の個数: 16

約数和(自身を含む): 91924380

約数和(自身を除く): 51069140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1021381, 2042762, 4085524, 5106905, 8171048, 10213810, 20427620, 40855240]

約数ペア:

[(1, 40855240), (2, 20427620), (4, 10213810), (5, 8171048), (8, 5106905), (10, 4085524), (20, 2042762), (40, 1021381)]