15455120

素因数分解:

$2^4\times 5^1\times {\mathrm{193189}}^1$

素因数の和:193202

約数の個数: 20

約数和(自身を含む): 35933340

約数和(自身を除く): 20478220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193189, 386378, 772756, 965945, 1545512, 1931890, 3091024, 3863780, 7727560, 15455120]

約数ペア:

[(1, 15455120), (2, 7727560), (4, 3863780), (5, 3091024), (8, 1931890), (10, 1545512), (16, 965945), (20, 772756), (40, 386378), (80, 193189)]