20026790780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52702081}}^1$

素因数の和:52702109

約数の個数: 24

約数和(自身を含む): 44269748880

約数和(自身を除く): 24242958100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 52702081, 105404162, 210808324, 263510405, 527020810, 1001339539, 1054041620, 2002679078, 4005358156, 5006697695, 10013395390, 20026790780]

約数ペア:

[(1, 20026790780), (2, 10013395390), (4, 5006697695), (5, 4005358156), (10, 2002679078), (19, 1054041620), (20, 1001339539), (38, 527020810), (76, 263510405), (95, 210808324), (190, 105404162), (380, 52702081)]