385207090

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{353401}}^1$

素因数の和:353517

約数の個数: 16

約数和(自身を含む): 699735960

約数和(自身を除く): 314528870

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 353401, 706802, 1767005, 3534010, 38520709, 77041418, 192603545, 385207090]

約数ペア:

[(1, 385207090), (2, 192603545), (5, 77041418), (10, 38520709), (109, 3534010), (218, 1767005), (545, 706802), (1090, 353401)]