448660040

素因数分解:

$2^3\times 5^1\times {\mathrm{11216501}}^1$

素因数の和:11216512

約数の個数: 16

約数和(自身を含む): 1009485180

約数和(自身を除く): 560825140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11216501, 22433002, 44866004, 56082505, 89732008, 112165010, 224330020, 448660040]

約数ペア:

[(1, 448660040), (2, 224330020), (4, 112165010), (5, 89732008), (8, 56082505), (10, 44866004), (20, 22433002), (40, 11216501)]