2170040

素因数分解:

$2^3\times 5^1\times {\mathrm{54251}}^1$

素因数の和:54262

約数の個数: 16

約数和(自身を含む): 4882680

約数和(自身を除く): 2712640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 54251, 108502, 217004, 271255, 434008, 542510, 1085020, 2170040]

約数ペア:

[(1, 2170040), (2, 1085020), (4, 542510), (5, 434008), (8, 271255), (10, 217004), (20, 108502), (40, 54251)]