89236240

素因数分解:

$2^4\times 5^1\times {\mathrm{1115453}}^1$

素因数の和:1115466

約数の個数: 20

約数和(自身を含む): 207474444

約数和(自身を除く): 118238204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1115453, 2230906, 4461812, 5577265, 8923624, 11154530, 17847248, 22309060, 44618120, 89236240]

約数ペア:

[(1, 89236240), (2, 44618120), (4, 22309060), (5, 17847248), (8, 11154530), (10, 8923624), (16, 5577265), (20, 4461812), (40, 2230906), (80, 1115453)]