407700920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{4801}}^1$

素因数の和:5016

約数の個数: 64

約数和(自身を含む): 1006115040

約数和(自身を除く): 598414120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 193, 220, 386, 440, 772, 965, 1544, 1930, 2123, 3860, 4246, 4801, 7720, 8492, 9602, 10615, 16984, 19204, 21230, 24005, 38408, 42460, 48010, 52811, 84920, 96020, 105622, 192040, 211244, 264055, 422488, 528110, 926593, 1056220, 1853186, 2112440, 3706372, 4632965, 7412744, 9265930, 10192523, 18531860, 20385046, 37063720, 40770092, 50962615, 81540184, 101925230, 203850460, 407700920]

約数ペア:

[(1, 407700920), (2, 203850460), (4, 101925230), (5, 81540184), (8, 50962615), (10, 40770092), (11, 37063720), (20, 20385046), (22, 18531860), (40, 10192523), (44, 9265930), (55, 7412744), (88, 4632965), (110, 3706372), (193, 2112440), (220, 1853186), (386, 1056220), (440, 926593), (772, 528110), (965, 422488), (1544, 264055), (1930, 211244), (2123, 192040), (3860, 105622), (4246, 96020), (4801, 84920), (7720, 52811), (8492, 48010), (9602, 42460), (10615, 38408), (16984, 24005), (19204, 21230)]