15271280

素因数分解:

$2^4\times 5^1\times {\mathrm{190891}}^1$

素因数の和:190904

約数の個数: 20

約数和(自身を含む): 35505912

約数和(自身を除く): 20234632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 190891, 381782, 763564, 954455, 1527128, 1908910, 3054256, 3817820, 7635640, 15271280]

約数ペア:

[(1, 15271280), (2, 7635640), (4, 3817820), (5, 3054256), (8, 1908910), (10, 1527128), (16, 954455), (20, 763564), (40, 381782), (80, 190891)]