229343080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2837}}^1$

素因数の和:2938

約数の個数: 64

約数和(自身を含む): 539447040

約数和(自身を除く): 310103960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 344, 376, 430, 470, 860, 940, 1720, 1880, 2021, 2837, 4042, 5674, 8084, 10105, 11348, 14185, 16168, 20210, 22696, 28370, 40420, 56740, 80840, 113480, 121991, 133339, 243982, 266678, 487964, 533356, 609955, 666695, 975928, 1066712, 1219910, 1333390, 2439820, 2666780, 4879640, 5333560, 5733577, 11467154, 22934308, 28667885, 45868616, 57335770, 114671540, 229343080]

約数ペア:

[(1, 229343080), (2, 114671540), (4, 57335770), (5, 45868616), (8, 28667885), (10, 22934308), (20, 11467154), (40, 5733577), (43, 5333560), (47, 4879640), (86, 2666780), (94, 2439820), (172, 1333390), (188, 1219910), (215, 1066712), (235, 975928), (344, 666695), (376, 609955), (430, 533356), (470, 487964), (860, 266678), (940, 243982), (1720, 133339), (1880, 121991), (2021, 113480), (2837, 80840), (4042, 56740), (5674, 40420), (8084, 28370), (10105, 22696), (11348, 20210), (14185, 16168)]