27920215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1061}}^1$

素因数の和:1362

約数の個数: 16

約数和(自身を含む): 35428320

約数和(自身を除く): 7508105

約数列:

[1, 5, 19, 95, 277, 1061, 1385, 5263, 5305, 20159, 26315, 100795, 293897, 1469485, 5584043, 27920215]

約数ペア:

[(1, 27920215), (5, 5584043), (19, 1469485), (95, 293897), (277, 100795), (1061, 26315), (1385, 20159), (5263, 5305)]