27969820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20873}}^1$

素因数の和:20949

約数の個数: 24

約数和(自身を含む): 59616144

約数和(自身を除く): 31646324

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 20873, 41746, 83492, 104365, 208730, 417460, 1398491, 2796982, 5593964, 6992455, 13984910, 27969820]

約数ペア:

[(1, 27969820), (2, 13984910), (4, 6992455), (5, 5593964), (10, 2796982), (20, 1398491), (67, 417460), (134, 208730), (268, 104365), (335, 83492), (670, 41746), (1340, 20873)]