38390480

素因数分解:

$2^4\times 5^1\times {\mathrm{479881}}^1$

素因数の和:479894

約数の個数: 20

約数和(自身を含む): 89258052

約数和(自身を除く): 50867572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479881, 959762, 1919524, 2399405, 3839048, 4798810, 7678096, 9597620, 19195240, 38390480]

約数ペア:

[(1, 38390480), (2, 19195240), (4, 9597620), (5, 7678096), (8, 4798810), (10, 3839048), (16, 2399405), (20, 1919524), (40, 959762), (80, 479881)]