996905140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{647341}}^1$

素因数の和:647368

約数の個数: 48

約数和(自身を含む): 2610082944

約数和(自身を除く): 1613177804

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 647341, 1294682, 2589364, 3236705, 4531387, 6473410, 7120751, 9062774, 12946820, 14241502, 18125548, 22656935, 28483004, 35603755, 45313870, 49845257, 71207510, 90627740, 99690514, 142415020, 199381028, 249226285, 498452570, 996905140]

約数ペア:

[(1, 996905140), (2, 498452570), (4, 249226285), (5, 199381028), (7, 142415020), (10, 99690514), (11, 90627740), (14, 71207510), (20, 49845257), (22, 45313870), (28, 35603755), (35, 28483004), (44, 22656935), (55, 18125548), (70, 14241502), (77, 12946820), (110, 9062774), (140, 7120751), (154, 6473410), (220, 4531387), (308, 3236705), (385, 2589364), (770, 1294682), (1540, 647341)]