2876720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 8356608

約数和(自身を除く): 5479888

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 467, 560, 616, 770, 880, 934, 1232, 1540, 1868, 2335, 3080, 3269, 3736, 4670, 5137, 6160, 6538, 7472, 9340, 10274, 13076, 16345, 18680, 20548, 25685, 26152, 32690, 35959, 37360, 41096, 51370, 52304, 65380, 71918, 82192, 102740, 130760, 143836, 179795, 205480, 261520, 287672, 359590, 410960, 575344, 719180, 1438360, 2876720]

約数ペア:

[(1, 2876720), (2, 1438360), (4, 719180), (5, 575344), (7, 410960), (8, 359590), (10, 287672), (11, 261520), (14, 205480), (16, 179795), (20, 143836), (22, 130760), (28, 102740), (35, 82192), (40, 71918), (44, 65380), (55, 52304), (56, 51370), (70, 41096), (77, 37360), (80, 35959), (88, 32690), (110, 26152), (112, 25685), (140, 20548), (154, 18680), (176, 16345), (220, 13076), (280, 10274), (308, 9340), (385, 7472), (440, 6538), (467, 6160), (560, 5137), (616, 4670), (770, 3736), (880, 3269), (934, 3080), (1232, 2335), (1540, 1868)]