20749080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1429}}^1$

素因数の和:1465

約数の個数: 96

約数和(自身を含む): 68468400

約数和(自身を除く): 47719320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1320, 1429, 1452, 1815, 2420, 2858, 2904, 3630, 4287, 4840, 5716, 7145, 7260, 8574, 11432, 14290, 14520, 15719, 17148, 21435, 28580, 31438, 34296, 42870, 47157, 57160, 62876, 78595, 85740, 94314, 125752, 157190, 171480, 172909, 188628, 235785, 314380, 345818, 377256, 471570, 518727, 628760, 691636, 864545, 943140, 1037454, 1383272, 1729090, 1886280, 2074908, 2593635, 3458180, 4149816, 5187270, 6916360, 10374540, 20749080]

約数ペア:

[(1, 20749080), (2, 10374540), (3, 6916360), (4, 5187270), (5, 4149816), (6, 3458180), (8, 2593635), (10, 2074908), (11, 1886280), (12, 1729090), (15, 1383272), (20, 1037454), (22, 943140), (24, 864545), (30, 691636), (33, 628760), (40, 518727), (44, 471570), (55, 377256), (60, 345818), (66, 314380), (88, 235785), (110, 188628), (120, 172909), (121, 171480), (132, 157190), (165, 125752), (220, 94314), (242, 85740), (264, 78595), (330, 62876), (363, 57160), (440, 47157), (484, 42870), (605, 34296), (660, 31438), (726, 28580), (968, 21435), (1210, 17148), (1320, 15719), (1429, 14520), (1452, 14290), (1815, 11432), (2420, 8574), (2858, 7260), (2904, 7145), (3630, 5716), (4287, 4840)]