55108840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20563}}^1$

素因数の和:20641

約数の個数: 32

約数和(自身を含む): 125851680

約数和(自身を除く): 70742840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 20563, 41126, 82252, 102815, 164504, 205630, 411260, 822520, 1377721, 2755442, 5510884, 6888605, 11021768, 13777210, 27554420, 55108840]

約数ペア:

[(1, 55108840), (2, 27554420), (4, 13777210), (5, 11021768), (8, 6888605), (10, 5510884), (20, 2755442), (40, 1377721), (67, 822520), (134, 411260), (268, 205630), (335, 164504), (536, 102815), (670, 82252), (1340, 41126), (2680, 20563)]