27881110

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{25579}}^1$

素因数の和:25695

約数の個数: 16

約数和(自身を含む): 50648400

約数和(自身を除く): 22767290

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 25579, 51158, 127895, 255790, 2788111, 5576222, 13940555, 27881110]

約数ペア:

[(1, 27881110), (2, 13940555), (5, 5576222), (10, 2788111), (109, 255790), (218, 127895), (545, 51158), (1090, 25579)]