208078120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{273787}}^1$

素因数の和:273817

約数の個数: 32

約数和(自身を含む): 492818400

約数和(自身を除く): 284740280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 273787, 547574, 1095148, 1368935, 2190296, 2737870, 5201953, 5475740, 10403906, 10951480, 20807812, 26009765, 41615624, 52019530, 104039060, 208078120]

約数ペア:

[(1, 208078120), (2, 104039060), (4, 52019530), (5, 41615624), (8, 26009765), (10, 20807812), (19, 10951480), (20, 10403906), (38, 5475740), (40, 5201953), (76, 2737870), (95, 2190296), (152, 1368935), (190, 1095148), (380, 547574), (760, 273787)]