1380040

素因数分解:

$2^3\times 5^1\times {\mathrm{34501}}^1$

素因数の和:34512

約数の個数: 16

約数和(自身を含む): 3105180

約数和(自身を除く): 1725140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 34501, 69002, 138004, 172505, 276008, 345010, 690020, 1380040]

約数ペア:

[(1, 1380040), (2, 690020), (4, 345010), (5, 276008), (8, 172505), (10, 138004), (20, 69002), (40, 34501)]