2017457440

素因数分解:

$2^5\times 5^1\times {\mathrm{443}}^1\times {\mathrm{28463}}^1$

素因数の和:28921

約数の個数: 48

約数和(自身を含む): 4777170048

約数和(自身を除く): 2759712608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 443, 886, 1772, 2215, 3544, 4430, 7088, 8860, 14176, 17720, 28463, 35440, 56926, 70880, 113852, 142315, 227704, 284630, 455408, 569260, 910816, 1138520, 2277040, 4554080, 12609109, 25218218, 50436436, 63045545, 100872872, 126091090, 201745744, 252182180, 403491488, 504364360, 1008728720, 2017457440]

約数ペア:

[(1, 2017457440), (2, 1008728720), (4, 504364360), (5, 403491488), (8, 252182180), (10, 201745744), (16, 126091090), (20, 100872872), (32, 63045545), (40, 50436436), (80, 25218218), (160, 12609109), (443, 4554080), (886, 2277040), (1772, 1138520), (2215, 910816), (3544, 569260), (4430, 455408), (7088, 284630), (8860, 227704), (14176, 142315), (17720, 113852), (28463, 70880), (35440, 56926)]