190790780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{502081}}^1$

素因数の和:502109

約数の個数: 24

約数和(自身を含む): 421748880

約数和(自身を除く): 230958100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 502081, 1004162, 2008324, 2510405, 5020810, 9539539, 10041620, 19079078, 38158156, 47697695, 95395390, 190790780]

約数ペア:

[(1, 190790780), (2, 95395390), (4, 47697695), (5, 38158156), (10, 19079078), (19, 10041620), (20, 9539539), (38, 5020810), (76, 2510405), (95, 2008324), (190, 1004162), (380, 502081)]