7640864

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{443}}^1$

素因数の和:478

約数の個数: 72

約数和(自身を含む): 19132848

約数和(自身を除く): 11491984

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 443, 539, 616, 784, 886, 1078, 1232, 1568, 1772, 2156, 2464, 3101, 3544, 4312, 4873, 6202, 7088, 8624, 9746, 12404, 14176, 17248, 19492, 21707, 24808, 34111, 38984, 43414, 49616, 68222, 77968, 86828, 99232, 136444, 155936, 173656, 238777, 272888, 347312, 477554, 545776, 694624, 955108, 1091552, 1910216, 3820432, 7640864]

約数ペア:

[(1, 7640864), (2, 3820432), (4, 1910216), (7, 1091552), (8, 955108), (11, 694624), (14, 545776), (16, 477554), (22, 347312), (28, 272888), (32, 238777), (44, 173656), (49, 155936), (56, 136444), (77, 99232), (88, 86828), (98, 77968), (112, 68222), (154, 49616), (176, 43414), (196, 38984), (224, 34111), (308, 24808), (352, 21707), (392, 19492), (443, 17248), (539, 14176), (616, 12404), (784, 9746), (886, 8624), (1078, 7088), (1232, 6202), (1568, 4873), (1772, 4312), (2156, 3544), (2464, 3101)]