5331440

素因数分解:

$2^4\times 5^1\times {\mathrm{66643}}^1$

素因数の和:66656

約数の個数: 20

約数和(自身を含む): 12395784

約数和(自身を除く): 7064344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 66643, 133286, 266572, 333215, 533144, 666430, 1066288, 1332860, 2665720, 5331440]

約数ペア:

[(1, 5331440), (2, 2665720), (4, 1332860), (5, 1066288), (8, 666430), (10, 533144), (16, 333215), (20, 266572), (40, 133286), (80, 66643)]