1944660280

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{2311}}^1$

素因数の和:2624

約数の個数: 64

約数和(自身を含む): 4440427200

約数和(自身を除く): 2495766920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 193, 218, 386, 436, 545, 772, 872, 965, 1090, 1544, 1930, 2180, 2311, 3860, 4360, 4622, 7720, 9244, 11555, 18488, 21037, 23110, 42074, 46220, 84148, 92440, 105185, 168296, 210370, 251899, 420740, 446023, 503798, 841480, 892046, 1007596, 1259495, 1784092, 2015192, 2230115, 2518990, 3568184, 4460230, 5037980, 8920460, 10075960, 17840920, 48616507, 97233014, 194466028, 243082535, 388932056, 486165070, 972330140, 1944660280]

約数ペア:

[(1, 1944660280), (2, 972330140), (4, 486165070), (5, 388932056), (8, 243082535), (10, 194466028), (20, 97233014), (40, 48616507), (109, 17840920), (193, 10075960), (218, 8920460), (386, 5037980), (436, 4460230), (545, 3568184), (772, 2518990), (872, 2230115), (965, 2015192), (1090, 1784092), (1544, 1259495), (1930, 1007596), (2180, 892046), (2311, 841480), (3860, 503798), (4360, 446023), (4622, 420740), (7720, 251899), (9244, 210370), (11555, 168296), (18488, 105185), (21037, 92440), (23110, 84148), (42074, 46220)]