1339131520

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{44519}}^1$

素因数の和:44585

約数の個数: 64

約数和(自身を含む): 3269548800

約数和(自身を除く): 1930417280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 470, 640, 752, 940, 1504, 1880, 3008, 3760, 6016, 7520, 15040, 30080, 44519, 89038, 178076, 222595, 356152, 445190, 712304, 890380, 1424608, 1780760, 2092393, 2849216, 3561520, 4184786, 5698432, 7123040, 8369572, 10461965, 14246080, 16739144, 20923930, 28492160, 33478288, 41847860, 66956576, 83695720, 133913152, 167391440, 267826304, 334782880, 669565760, 1339131520]

約数ペア:

[(1, 1339131520), (2, 669565760), (4, 334782880), (5, 267826304), (8, 167391440), (10, 133913152), (16, 83695720), (20, 66956576), (32, 41847860), (40, 33478288), (47, 28492160), (64, 20923930), (80, 16739144), (94, 14246080), (128, 10461965), (160, 8369572), (188, 7123040), (235, 5698432), (320, 4184786), (376, 3561520), (470, 2849216), (640, 2092393), (752, 1780760), (940, 1424608), (1504, 890380), (1880, 712304), (3008, 445190), (3760, 356152), (6016, 222595), (7520, 178076), (15040, 89038), (30080, 44519)]