55770040

素因数分解:

$2^3\times 5^1\times {\mathrm{1394251}}^1$

素因数の和:1394262

約数の個数: 16

約数和(自身を含む): 125482680

約数和(自身を除く): 69712640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1394251, 2788502, 5577004, 6971255, 11154008, 13942510, 27885020, 55770040]

約数ペア:

[(1, 55770040), (2, 27885020), (4, 13942510), (5, 11154008), (8, 6971255), (10, 5577004), (20, 2788502), (40, 1394251)]