26791280

素因数分解:

$2^4\times 5^1\times {\mathrm{334891}}^1$

素因数の和:334904

約数の個数: 20

約数和(自身を含む): 62289912

約数和(自身を除く): 35498632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 334891, 669782, 1339564, 1674455, 2679128, 3348910, 5358256, 6697820, 13395640, 26791280]

約数ペア:

[(1, 26791280), (2, 13395640), (4, 6697820), (5, 5358256), (8, 3348910), (10, 2679128), (16, 1674455), (20, 1339564), (40, 669782), (80, 334891)]