1285753620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{455941}}^1$

素因数の和:456000

約数の個数: 48

約数和(自身を含む): 3676716288

約数和(自身を除く): 2390962668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 455941, 911882, 1367823, 1823764, 2279705, 2735646, 4559410, 5471292, 6839115, 9118820, 13678230, 21429227, 27356460, 42858454, 64287681, 85716908, 107146135, 128575362, 214292270, 257150724, 321438405, 428584540, 642876810, 1285753620]

約数ペア:

[(1, 1285753620), (2, 642876810), (3, 428584540), (4, 321438405), (5, 257150724), (6, 214292270), (10, 128575362), (12, 107146135), (15, 85716908), (20, 64287681), (30, 42858454), (47, 27356460), (60, 21429227), (94, 13678230), (141, 9118820), (188, 6839115), (235, 5471292), (282, 4559410), (470, 2735646), (564, 2279705), (705, 1823764), (940, 1367823), (1410, 911882), (2820, 455941)]