1680240.00000000

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{20611}}^1$

素因数の和:20674

約数の個数: 16

約数和(自身を含む): 55405056

約数和(自身を除く): 17625093

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 20611, 61833, 267943, 803829, 968717, 2906151, 12593321, 37779963]

約数ペア:

[(1, 37779963), (3, 12593321), (13, 2906151), (39, 968717), (47, 803829), (141, 267943), (611, 61833), (1833, 20611)]