89012540

素因数分解:

$2^2\times 5^1\times {\mathrm{4450627}}^1$

素因数の和:4450636

約数の個数: 12

約数和(自身を含む): 186926376

約数和(自身を除く): 97913836

約数列:

[1, 2, 4, 5, 10, 20, 4450627, 8901254, 17802508, 22253135, 44506270, 89012540]

約数ペア:

[(1, 89012540), (2, 44506270), (4, 22253135), (5, 17802508), (10, 8901254), (20, 4450627)]