20792328520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27358327}}^1$

素因数の和:27358357

約数の個数: 32

約数和(自身を含む): 49244990400

約数和(自身を除く): 28452661880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 27358327, 54716654, 109433308, 136791635, 218866616, 273583270, 519808213, 547166540, 1039616426, 1094333080, 2079232852, 2599041065, 4158465704, 5198082130, 10396164260, 20792328520]

約数ペア:

[(1, 20792328520), (2, 10396164260), (4, 5198082130), (5, 4158465704), (8, 2599041065), (10, 2079232852), (19, 1094333080), (20, 1039616426), (38, 547166540), (40, 519808213), (76, 273583270), (95, 218866616), (152, 136791635), (190, 109433308), (380, 54716654), (760, 27358327)]