4900280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 128

約数和(自身を含む): 14446080

約数和(自身を除く): 9545800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 43, 44, 55, 56, 70, 74, 77, 86, 88, 110, 140, 148, 154, 172, 185, 215, 220, 259, 280, 296, 301, 308, 344, 370, 385, 407, 430, 440, 473, 518, 602, 616, 740, 770, 814, 860, 946, 1036, 1204, 1295, 1480, 1505, 1540, 1591, 1628, 1720, 1892, 2035, 2072, 2365, 2408, 2590, 2849, 3010, 3080, 3182, 3256, 3311, 3784, 4070, 4730, 5180, 5698, 6020, 6364, 6622, 7955, 8140, 9460, 10360, 11137, 11396, 12040, 12728, 13244, 14245, 15910, 16280, 16555, 17501, 18920, 22274, 22792, 26488, 28490, 31820, 33110, 35002, 44548, 55685, 56980, 63640, 66220, 70004, 87505, 89096, 111370, 113960, 122507, 132440, 140008, 175010, 222740, 245014, 350020, 445480, 490028, 612535, 700040, 980056, 1225070, 2450140, 4900280]

約数ペア:

[(1, 4900280), (2, 2450140), (4, 1225070), (5, 980056), (7, 700040), (8, 612535), (10, 490028), (11, 445480), (14, 350020), (20, 245014), (22, 222740), (28, 175010), (35, 140008), (37, 132440), (40, 122507), (43, 113960), (44, 111370), (55, 89096), (56, 87505), (70, 70004), (74, 66220), (77, 63640), (86, 56980), (88, 55685), (110, 44548), (140, 35002), (148, 33110), (154, 31820), (172, 28490), (185, 26488), (215, 22792), (220, 22274), (259, 18920), (280, 17501), (296, 16555), (301, 16280), (308, 15910), (344, 14245), (370, 13244), (385, 12728), (407, 12040), (430, 11396), (440, 11137), (473, 10360), (518, 9460), (602, 8140), (616, 7955), (740, 6622), (770, 6364), (814, 6020), (860, 5698), (946, 5180), (1036, 4730), (1204, 4070), (1295, 3784), (1480, 3311), (1505, 3256), (1540, 3182), (1591, 3080), (1628, 3010), (1720, 2849), (1892, 2590), (2035, 2408), (2072, 2365)]