28854560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{25763}}^1$

素因数の和:25785

約数の個数: 48

約数和(自身を含む): 77910336

約数和(自身を除く): 49055776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 25763, 51526, 103052, 128815, 180341, 206104, 257630, 360682, 412208, 515260, 721364, 824416, 901705, 1030520, 1442728, 1803410, 2061040, 2885456, 3606820, 4122080, 5770912, 7213640, 14427280, 28854560]

約数ペア:

[(1, 28854560), (2, 14427280), (4, 7213640), (5, 5770912), (7, 4122080), (8, 3606820), (10, 2885456), (14, 2061040), (16, 1803410), (20, 1442728), (28, 1030520), (32, 901705), (35, 824416), (40, 721364), (56, 515260), (70, 412208), (80, 360682), (112, 257630), (140, 206104), (160, 180341), (224, 128815), (280, 103052), (560, 51526), (1120, 25763)]