11389840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2$

素因数の和:117

約数の個数: 120

約数和(自身を含む): 33801408

約数和(自身を除く): 22411568

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 80, 86, 88, 110, 112, 140, 154, 172, 176, 215, 220, 280, 301, 308, 344, 385, 430, 440, 473, 560, 602, 616, 688, 770, 860, 880, 946, 1204, 1232, 1505, 1540, 1720, 1849, 1892, 2365, 2408, 3010, 3080, 3311, 3440, 3698, 3784, 4730, 4816, 6020, 6160, 6622, 7396, 7568, 9245, 9460, 12040, 12943, 13244, 14792, 16555, 18490, 18920, 20339, 24080, 25886, 26488, 29584, 33110, 36980, 37840, 40678, 51772, 52976, 64715, 66220, 73960, 81356, 101695, 103544, 129430, 132440, 142373, 147920, 162712, 203390, 207088, 258860, 264880, 284746, 325424, 406780, 517720, 569492, 711865, 813560, 1035440, 1138984, 1423730, 1627120, 2277968, 2847460, 5694920, 11389840]

約数ペア:

[(1, 11389840), (2, 5694920), (4, 2847460), (5, 2277968), (7, 1627120), (8, 1423730), (10, 1138984), (11, 1035440), (14, 813560), (16, 711865), (20, 569492), (22, 517720), (28, 406780), (35, 325424), (40, 284746), (43, 264880), (44, 258860), (55, 207088), (56, 203390), (70, 162712), (77, 147920), (80, 142373), (86, 132440), (88, 129430), (110, 103544), (112, 101695), (140, 81356), (154, 73960), (172, 66220), (176, 64715), (215, 52976), (220, 51772), (280, 40678), (301, 37840), (308, 36980), (344, 33110), (385, 29584), (430, 26488), (440, 25886), (473, 24080), (560, 20339), (602, 18920), (616, 18490), (688, 16555), (770, 14792), (860, 13244), (880, 12943), (946, 12040), (1204, 9460), (1232, 9245), (1505, 7568), (1540, 7396), (1720, 6622), (1849, 6160), (1892, 6020), (2365, 4816), (2408, 4730), (3010, 3784), (3080, 3698), (3311, 3440)]