12764320

素因数分解:

$2^5\times 5^1\times {\mathrm{79777}}^1$

素因数の和:79792

約数の個数: 24

約数和(自身を含む): 30156084

約数和(自身を除く): 17391764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 79777, 159554, 319108, 398885, 638216, 797770, 1276432, 1595540, 2552864, 3191080, 6382160, 12764320]

約数ペア:

[(1, 12764320), (2, 6382160), (4, 3191080), (5, 2552864), (8, 1595540), (10, 1276432), (16, 797770), (20, 638216), (32, 398885), (40, 319108), (80, 159554), (160, 79777)]