102904240

素因数分解:

$2^4\times 5^1\times {\mathrm{1286303}}^1$

素因数の和:1286316

約数の個数: 20

約数和(自身を含む): 239252544

約数和(自身を除く): 136348304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1286303, 2572606, 5145212, 6431515, 10290424, 12863030, 20580848, 25726060, 51452120, 102904240]

約数ペア:

[(1, 102904240), (2, 51452120), (4, 25726060), (5, 20580848), (8, 12863030), (10, 10290424), (16, 6431515), (20, 5145212), (40, 2572606), (80, 1286303)]