120478544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{396311}}^1$

素因数の和:396338

約数の個数: 20

約数和(自身を含む): 245713440

約数和(自身を除く): 125234896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 396311, 792622, 1585244, 3170488, 6340976, 7529909, 15059818, 30119636, 60239272, 120478544]

約数ペア:

[(1, 120478544), (2, 60239272), (4, 30119636), (8, 15059818), (16, 7529909), (19, 6340976), (38, 3170488), (76, 1585244), (152, 792622), (304, 396311)]