40938128

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 103814784

約数和(自身を除く): 62876656

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 47, 49, 56, 77, 88, 94, 98, 101, 112, 154, 176, 188, 196, 202, 308, 329, 376, 392, 404, 517, 539, 616, 658, 707, 752, 784, 808, 1034, 1078, 1111, 1232, 1316, 1414, 1616, 2068, 2156, 2222, 2303, 2632, 2828, 3619, 4136, 4312, 4444, 4606, 4747, 4949, 5264, 5656, 7238, 7777, 8272, 8624, 8888, 9212, 9494, 9898, 11312, 14476, 15554, 17776, 18424, 18988, 19796, 25333, 28952, 31108, 33229, 36848, 37976, 39592, 50666, 52217, 54439, 57904, 62216, 66458, 75952, 79184, 101332, 104434, 108878, 124432, 132916, 202664, 208868, 217756, 232603, 265832, 365519, 405328, 417736, 435512, 465206, 531664, 731038, 835472, 871024, 930412, 1462076, 1860824, 2558633, 2924152, 3721648, 5117266, 5848304, 10234532, 20469064, 40938128]

約数ペア:

[(1, 40938128), (2, 20469064), (4, 10234532), (7, 5848304), (8, 5117266), (11, 3721648), (14, 2924152), (16, 2558633), (22, 1860824), (28, 1462076), (44, 930412), (47, 871024), (49, 835472), (56, 731038), (77, 531664), (88, 465206), (94, 435512), (98, 417736), (101, 405328), (112, 365519), (154, 265832), (176, 232603), (188, 217756), (196, 208868), (202, 202664), (308, 132916), (329, 124432), (376, 108878), (392, 104434), (404, 101332), (517, 79184), (539, 75952), (616, 66458), (658, 62216), (707, 57904), (752, 54439), (784, 52217), (808, 50666), (1034, 39592), (1078, 37976), (1111, 36848), (1232, 33229), (1316, 31108), (1414, 28952), (1616, 25333), (2068, 19796), (2156, 18988), (2222, 18424), (2303, 17776), (2632, 15554), (2828, 14476), (3619, 11312), (4136, 9898), (4312, 9494), (4444, 9212), (4606, 8888), (4747, 8624), (4949, 8272), (5264, 7777), (5656, 7238)]