191281480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367849}}^1$

素因数の和:367873

約数の個数: 32

約数和(自身を含む): 463491000

約数和(自身を除く): 272209520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 367849, 735698, 1471396, 1839245, 2942792, 3678490, 4782037, 7356980, 9564074, 14713960, 19128148, 23910185, 38256296, 47820370, 95640740, 191281480]

約数ペア:

[(1, 191281480), (2, 95640740), (4, 47820370), (5, 38256296), (8, 23910185), (10, 19128148), (13, 14713960), (20, 9564074), (26, 7356980), (40, 4782037), (52, 3678490), (65, 2942792), (104, 1839245), (130, 1471396), (260, 735698), (520, 367849)]