39164720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 120

約数和(自身を含む): 108055584

約数和(自身を除く): 68890864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 97, 98, 103, 112, 140, 194, 196, 206, 245, 280, 388, 392, 412, 485, 490, 515, 560, 679, 721, 776, 784, 824, 970, 980, 1030, 1358, 1442, 1552, 1648, 1940, 1960, 2060, 2716, 2884, 3395, 3605, 3880, 3920, 4120, 4753, 5047, 5432, 5768, 6790, 7210, 7760, 8240, 9506, 9991, 10094, 10864, 11536, 13580, 14420, 19012, 19982, 20188, 23765, 25235, 27160, 28840, 38024, 39964, 40376, 47530, 49955, 50470, 54320, 57680, 69937, 76048, 79928, 80752, 95060, 99910, 100940, 139874, 159856, 190120, 199820, 201880, 279748, 349685, 380240, 399640, 403760, 489559, 559496, 699370, 799280, 979118, 1118992, 1398740, 1958236, 2447795, 2797480, 3916472, 4895590, 5594960, 7832944, 9791180, 19582360, 39164720]

約数ペア:

[(1, 39164720), (2, 19582360), (4, 9791180), (5, 7832944), (7, 5594960), (8, 4895590), (10, 3916472), (14, 2797480), (16, 2447795), (20, 1958236), (28, 1398740), (35, 1118992), (40, 979118), (49, 799280), (56, 699370), (70, 559496), (80, 489559), (97, 403760), (98, 399640), (103, 380240), (112, 349685), (140, 279748), (194, 201880), (196, 199820), (206, 190120), (245, 159856), (280, 139874), (388, 100940), (392, 99910), (412, 95060), (485, 80752), (490, 79928), (515, 76048), (560, 69937), (679, 57680), (721, 54320), (776, 50470), (784, 49955), (824, 47530), (970, 40376), (980, 39964), (1030, 38024), (1358, 28840), (1442, 27160), (1552, 25235), (1648, 23765), (1940, 20188), (1960, 19982), (2060, 19012), (2716, 14420), (2884, 13580), (3395, 11536), (3605, 10864), (3880, 10094), (3920, 9991), (4120, 9506), (4753, 8240), (5047, 7760), (5432, 7210), (5768, 6790)]