1821920

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 4399920

約数和(自身を除く): 2578000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 193, 236, 295, 386, 472, 590, 772, 944, 965, 1180, 1544, 1888, 1930, 2360, 3088, 3860, 4720, 6176, 7720, 9440, 11387, 15440, 22774, 30880, 45548, 56935, 91096, 113870, 182192, 227740, 364384, 455480, 910960, 1821920]

約数ペア:

[(1, 1821920), (2, 910960), (4, 455480), (5, 364384), (8, 227740), (10, 182192), (16, 113870), (20, 91096), (32, 56935), (40, 45548), (59, 30880), (80, 22774), (118, 15440), (160, 11387), (193, 9440), (236, 7720), (295, 6176), (386, 4720), (472, 3860), (590, 3088), (772, 2360), (944, 1930), (965, 1888), (1180, 1544)]