27148720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 67897440

約数和(自身を除く): 40748720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 53, 76, 80, 95, 106, 152, 190, 212, 265, 304, 337, 380, 424, 530, 674, 760, 848, 1007, 1060, 1348, 1520, 1685, 2014, 2120, 2696, 3370, 4028, 4240, 5035, 5392, 6403, 6740, 8056, 10070, 12806, 13480, 16112, 17861, 20140, 25612, 26960, 32015, 35722, 40280, 51224, 64030, 71444, 80560, 89305, 102448, 128060, 142888, 178610, 256120, 285776, 339359, 357220, 512240, 678718, 714440, 1357436, 1428880, 1696795, 2714872, 3393590, 5429744, 6787180, 13574360, 27148720]

約数ペア:

[(1, 27148720), (2, 13574360), (4, 6787180), (5, 5429744), (8, 3393590), (10, 2714872), (16, 1696795), (19, 1428880), (20, 1357436), (38, 714440), (40, 678718), (53, 512240), (76, 357220), (80, 339359), (95, 285776), (106, 256120), (152, 178610), (190, 142888), (212, 128060), (265, 102448), (304, 89305), (337, 80560), (380, 71444), (424, 64030), (530, 51224), (674, 40280), (760, 35722), (848, 32015), (1007, 26960), (1060, 25612), (1348, 20140), (1520, 17861), (1685, 16112), (2014, 13480), (2120, 12806), (2696, 10070), (3370, 8056), (4028, 6740), (4240, 6403), (5035, 5392)]