54343340

素因数分解:

$2^2\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{1979}}^1$

素因数の和:3361

約数の個数: 24

約数和(自身を含む): 114261840

約数和(自身を除く): 59918500

約数列:

[1, 2, 4, 5, 10, 20, 1373, 1979, 2746, 3958, 5492, 6865, 7916, 9895, 13730, 19790, 27460, 39580, 2717167, 5434334, 10868668, 13585835, 27171670, 54343340]

約数ペア:

[(1, 54343340), (2, 27171670), (4, 13585835), (5, 10868668), (10, 5434334), (20, 2717167), (1373, 39580), (1979, 27460), (2746, 19790), (3958, 13730), (5492, 9895), (6865, 7916)]