315068680

素因数分解:

$2^3\times 5^1\times {\mathrm{7876717}}^1$

素因数の和:7876728

約数の個数: 16

約数和(自身を含む): 708904620

約数和(自身を除く): 393835940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7876717, 15753434, 31506868, 39383585, 63013736, 78767170, 157534340, 315068680]

約数ペア:

[(1, 315068680), (2, 157534340), (4, 78767170), (5, 63013736), (8, 39383585), (10, 31506868), (20, 15753434), (40, 7876717)]