2019428920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47051}}^1$

素因数の和:47128

約数の個数: 64

約数和(自身を含む): 4827535200

約数和(自身を除く): 2808106280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 1073, 1160, 1480, 2146, 4292, 5365, 8584, 10730, 21460, 42920, 47051, 94102, 188204, 235255, 376408, 470510, 941020, 1364479, 1740887, 1882040, 2728958, 3481774, 5457916, 6822395, 6963548, 8704435, 10915832, 13644790, 13927096, 17408870, 27289580, 34817740, 50485723, 54579160, 69635480, 100971446, 201942892, 252428615, 403885784, 504857230, 1009714460, 2019428920]

約数ペア:

[(1, 2019428920), (2, 1009714460), (4, 504857230), (5, 403885784), (8, 252428615), (10, 201942892), (20, 100971446), (29, 69635480), (37, 54579160), (40, 50485723), (58, 34817740), (74, 27289580), (116, 17408870), (145, 13927096), (148, 13644790), (185, 10915832), (232, 8704435), (290, 6963548), (296, 6822395), (370, 5457916), (580, 3481774), (740, 2728958), (1073, 1882040), (1160, 1740887), (1480, 1364479), (2146, 941020), (4292, 470510), (5365, 376408), (8584, 235255), (10730, 188204), (21460, 94102), (42920, 47051)]