10811920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 29462400

約数和(自身を除く): 18650480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 449, 560, 602, 688, 860, 898, 1204, 1505, 1720, 1796, 2245, 2408, 3010, 3143, 3440, 3592, 4490, 4816, 6020, 6286, 7184, 8980, 12040, 12572, 15715, 17960, 19307, 24080, 25144, 31430, 35920, 38614, 50288, 62860, 77228, 96535, 125720, 135149, 154456, 193070, 251440, 270298, 308912, 386140, 540596, 675745, 772280, 1081192, 1351490, 1544560, 2162384, 2702980, 5405960, 10811920]

約数ペア:

[(1, 10811920), (2, 5405960), (4, 2702980), (5, 2162384), (7, 1544560), (8, 1351490), (10, 1081192), (14, 772280), (16, 675745), (20, 540596), (28, 386140), (35, 308912), (40, 270298), (43, 251440), (56, 193070), (70, 154456), (80, 135149), (86, 125720), (112, 96535), (140, 77228), (172, 62860), (215, 50288), (280, 38614), (301, 35920), (344, 31430), (430, 25144), (449, 24080), (560, 19307), (602, 17960), (688, 15715), (860, 12572), (898, 12040), (1204, 8980), (1505, 7184), (1720, 6286), (1796, 6020), (2245, 4816), (2408, 4490), (3010, 3592), (3143, 3440)]