7839920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 20355840

約数和(自身を除く): 12515920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 151, 176, 220, 236, 295, 302, 440, 472, 590, 604, 649, 755, 880, 944, 1180, 1208, 1298, 1510, 1661, 2360, 2416, 2596, 3020, 3245, 3322, 4720, 5192, 6040, 6490, 6644, 8305, 8909, 10384, 12080, 12980, 13288, 16610, 17818, 25960, 26576, 33220, 35636, 44545, 51920, 66440, 71272, 89090, 97999, 132880, 142544, 178180, 195998, 356360, 391996, 489995, 712720, 783992, 979990, 1567984, 1959980, 3919960, 7839920]

約数ペア:

[(1, 7839920), (2, 3919960), (4, 1959980), (5, 1567984), (8, 979990), (10, 783992), (11, 712720), (16, 489995), (20, 391996), (22, 356360), (40, 195998), (44, 178180), (55, 142544), (59, 132880), (80, 97999), (88, 89090), (110, 71272), (118, 66440), (151, 51920), (176, 44545), (220, 35636), (236, 33220), (295, 26576), (302, 25960), (440, 17818), (472, 16610), (590, 13288), (604, 12980), (649, 12080), (755, 10384), (880, 8909), (944, 8305), (1180, 6644), (1208, 6490), (1298, 6040), (1510, 5192), (1661, 4720), (2360, 3322), (2416, 3245), (2596, 3020)]