89192020

素因数分解:

$2^2\times 5^1\times {\mathrm{4459601}}^1$

素因数の和:4459610

約数の個数: 12

約数和(自身を含む): 187303284

約数和(自身を除く): 98111264

約数列:

[1, 2, 4, 5, 10, 20, 4459601, 8919202, 17838404, 22298005, 44596010, 89192020]

約数ペア:

[(1, 89192020), (2, 44596010), (4, 22298005), (5, 17838404), (10, 8919202), (20, 4459601)]