12041920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{311}}^1$

素因数の和:350

約数の個数: 84

約数和(自身を含む): 31619952

約数和(自身を除く): 19578032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 311, 320, 352, 440, 484, 605, 622, 704, 880, 968, 1210, 1244, 1555, 1760, 1936, 2420, 2488, 3110, 3421, 3520, 3872, 4840, 4976, 6220, 6842, 7744, 9680, 9952, 12440, 13684, 17105, 19360, 19904, 24880, 27368, 34210, 37631, 38720, 49760, 54736, 68420, 75262, 99520, 109472, 136840, 150524, 188155, 218944, 273680, 301048, 376310, 547360, 602096, 752620, 1094720, 1204192, 1505240, 2408384, 3010480, 6020960, 12041920]

約数ペア:

[(1, 12041920), (2, 6020960), (4, 3010480), (5, 2408384), (8, 1505240), (10, 1204192), (11, 1094720), (16, 752620), (20, 602096), (22, 547360), (32, 376310), (40, 301048), (44, 273680), (55, 218944), (64, 188155), (80, 150524), (88, 136840), (110, 109472), (121, 99520), (160, 75262), (176, 68420), (220, 54736), (242, 49760), (311, 38720), (320, 37631), (352, 34210), (440, 27368), (484, 24880), (605, 19904), (622, 19360), (704, 17105), (880, 13684), (968, 12440), (1210, 9952), (1244, 9680), (1555, 7744), (1760, 6842), (1936, 6220), (2420, 4976), (2488, 4840), (3110, 3872), (3421, 3520)]