8873480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 25850880

約数和(自身を除く): 16977400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 67, 70, 77, 86, 88, 110, 134, 140, 154, 172, 215, 220, 268, 280, 301, 308, 335, 344, 385, 430, 440, 469, 473, 536, 602, 616, 670, 737, 770, 860, 938, 946, 1204, 1340, 1474, 1505, 1540, 1720, 1876, 1892, 2345, 2365, 2408, 2680, 2881, 2948, 3010, 3080, 3311, 3685, 3752, 3784, 4690, 4730, 5159, 5762, 5896, 6020, 6622, 7370, 9380, 9460, 10318, 11524, 12040, 13244, 14405, 14740, 16555, 18760, 18920, 20167, 20636, 23048, 25795, 26488, 28810, 29480, 31691, 33110, 40334, 41272, 51590, 57620, 63382, 66220, 80668, 100835, 103180, 115240, 126764, 132440, 158455, 161336, 201670, 206360, 221837, 253528, 316910, 403340, 443674, 633820, 806680, 887348, 1109185, 1267640, 1774696, 2218370, 4436740, 8873480]

約数ペア:

[(1, 8873480), (2, 4436740), (4, 2218370), (5, 1774696), (7, 1267640), (8, 1109185), (10, 887348), (11, 806680), (14, 633820), (20, 443674), (22, 403340), (28, 316910), (35, 253528), (40, 221837), (43, 206360), (44, 201670), (55, 161336), (56, 158455), (67, 132440), (70, 126764), (77, 115240), (86, 103180), (88, 100835), (110, 80668), (134, 66220), (140, 63382), (154, 57620), (172, 51590), (215, 41272), (220, 40334), (268, 33110), (280, 31691), (301, 29480), (308, 28810), (335, 26488), (344, 25795), (385, 23048), (430, 20636), (440, 20167), (469, 18920), (473, 18760), (536, 16555), (602, 14740), (616, 14405), (670, 13244), (737, 12040), (770, 11524), (860, 10318), (938, 9460), (946, 9380), (1204, 7370), (1340, 6622), (1474, 6020), (1505, 5896), (1540, 5762), (1720, 5159), (1876, 4730), (1892, 4690), (2345, 3784), (2365, 3752), (2408, 3685), (2680, 3311), (2881, 3080), (2948, 3010)]