40381264

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 99100800

約数和(自身を除く): 58719536

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 73, 77, 88, 112, 146, 154, 176, 292, 308, 449, 511, 584, 616, 803, 898, 1022, 1168, 1232, 1606, 1796, 2044, 3143, 3212, 3592, 4088, 4939, 5621, 6286, 6424, 7184, 8176, 9878, 11242, 12572, 12848, 19756, 22484, 25144, 32777, 34573, 39512, 44968, 50288, 65554, 69146, 79024, 89936, 131108, 138292, 229439, 262216, 276584, 360547, 458878, 524432, 553168, 721094, 917756, 1442188, 1835512, 2523829, 2884376, 3671024, 5047658, 5768752, 10095316, 20190632, 40381264]

約数ペア:

[(1, 40381264), (2, 20190632), (4, 10095316), (7, 5768752), (8, 5047658), (11, 3671024), (14, 2884376), (16, 2523829), (22, 1835512), (28, 1442188), (44, 917756), (56, 721094), (73, 553168), (77, 524432), (88, 458878), (112, 360547), (146, 276584), (154, 262216), (176, 229439), (292, 138292), (308, 131108), (449, 89936), (511, 79024), (584, 69146), (616, 65554), (803, 50288), (898, 44968), (1022, 39512), (1168, 34573), (1232, 32777), (1606, 25144), (1796, 22484), (2044, 19756), (3143, 12848), (3212, 12572), (3592, 11242), (4088, 9878), (4939, 8176), (5621, 7184), (6286, 6424)]