20171842160

素因数分解:

$2^4\times 5^1\times {\mathrm{252148027}}^1$

素因数の和:252148040

約数の個数: 20

約数和(自身を含む): 46899533208

約数和(自身を除く): 26727691048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252148027, 504296054, 1008592108, 1260740135, 2017184216, 2521480270, 4034368432, 5042960540, 10085921080, 20171842160]

約数ペア:

[(1, 20171842160), (2, 10085921080), (4, 5042960540), (5, 4034368432), (8, 2521480270), (10, 2017184216), (16, 1260740135), (20, 1008592108), (40, 504296054), (80, 252148027)]