11967760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 33587136

約数和(自身を除く): 21619376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 49, 56, 70, 71, 80, 86, 98, 112, 140, 142, 172, 196, 215, 245, 280, 284, 301, 344, 355, 392, 430, 490, 497, 560, 568, 602, 688, 710, 784, 860, 980, 994, 1136, 1204, 1420, 1505, 1720, 1960, 1988, 2107, 2408, 2485, 2840, 3010, 3053, 3440, 3479, 3920, 3976, 4214, 4816, 4970, 5680, 6020, 6106, 6958, 7952, 8428, 9940, 10535, 12040, 12212, 13916, 15265, 16856, 17395, 19880, 21070, 21371, 24080, 24424, 27832, 30530, 33712, 34790, 39760, 42140, 42742, 48848, 55664, 61060, 69580, 84280, 85484, 106855, 122120, 139160, 149597, 168560, 170968, 213710, 244240, 278320, 299194, 341936, 427420, 598388, 747985, 854840, 1196776, 1495970, 1709680, 2393552, 2991940, 5983880, 11967760]

約数ペア:

[(1, 11967760), (2, 5983880), (4, 2991940), (5, 2393552), (7, 1709680), (8, 1495970), (10, 1196776), (14, 854840), (16, 747985), (20, 598388), (28, 427420), (35, 341936), (40, 299194), (43, 278320), (49, 244240), (56, 213710), (70, 170968), (71, 168560), (80, 149597), (86, 139160), (98, 122120), (112, 106855), (140, 85484), (142, 84280), (172, 69580), (196, 61060), (215, 55664), (245, 48848), (280, 42742), (284, 42140), (301, 39760), (344, 34790), (355, 33712), (392, 30530), (430, 27832), (490, 24424), (497, 24080), (560, 21371), (568, 21070), (602, 19880), (688, 17395), (710, 16856), (784, 15265), (860, 13916), (980, 12212), (994, 12040), (1136, 10535), (1204, 9940), (1420, 8428), (1505, 7952), (1720, 6958), (1960, 6106), (1988, 6020), (2107, 5680), (2408, 4970), (2485, 4816), (2840, 4214), (3010, 3976), (3053, 3920), (3440, 3479)]