27161780

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17191}}^1$

素因数の和:17279

約数の個数: 24

約数和(自身を含む): 57765120

約数和(自身を除く): 30603340

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 17191, 34382, 68764, 85955, 171910, 343820, 1358089, 2716178, 5432356, 6790445, 13580890, 27161780]

約数ペア:

[(1, 27161780), (2, 13580890), (4, 6790445), (5, 5432356), (10, 2716178), (20, 1358089), (79, 343820), (158, 171910), (316, 85955), (395, 68764), (790, 34382), (1580, 17191)]