7779440

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2069}}^1$

素因数の和:2129

約数の個数: 40

約数和(自身を含む): 18480960

約数和(自身を除く): 10701520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 2069, 3760, 4138, 8276, 10345, 16552, 20690, 33104, 41380, 82760, 97243, 165520, 194486, 388972, 486215, 777944, 972430, 1555888, 1944860, 3889720, 7779440]

約数ペア:

[(1, 7779440), (2, 3889720), (4, 1944860), (5, 1555888), (8, 972430), (10, 777944), (16, 486215), (20, 388972), (40, 194486), (47, 165520), (80, 97243), (94, 82760), (188, 41380), (235, 33104), (376, 20690), (470, 16552), (752, 10345), (940, 8276), (1880, 4138), (2069, 3760)]