8697440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2861}}^1$

素因数の和:2895

約数の個数: 48

約数和(自身を含む): 21636720

約数和(自身を除く): 12939280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 2861, 3040, 5722, 11444, 14305, 22888, 28610, 45776, 54359, 57220, 91552, 108718, 114440, 217436, 228880, 271795, 434872, 457760, 543590, 869744, 1087180, 1739488, 2174360, 4348720, 8697440]

約数ペア:

[(1, 8697440), (2, 4348720), (4, 2174360), (5, 1739488), (8, 1087180), (10, 869744), (16, 543590), (19, 457760), (20, 434872), (32, 271795), (38, 228880), (40, 217436), (76, 114440), (80, 108718), (95, 91552), (152, 57220), (160, 54359), (190, 45776), (304, 28610), (380, 22888), (608, 14305), (760, 11444), (1520, 5722), (2861, 3040)]