40639368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21991}}^1$

素因数の和:22018

約数の個数: 64

約数和(自身を含む): 126673920

約数和(自身を除く): 86034552

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 21991, 43982, 65973, 87964, 131946, 153937, 175928, 241901, 263892, 307874, 461811, 483802, 527784, 615748, 725703, 923622, 967604, 1231496, 1451406, 1693307, 1847244, 1935208, 2902812, 3386614, 3694488, 5079921, 5805624, 6773228, 10159842, 13546456, 20319684, 40639368]

約数ペア:

[(1, 40639368), (2, 20319684), (3, 13546456), (4, 10159842), (6, 6773228), (7, 5805624), (8, 5079921), (11, 3694488), (12, 3386614), (14, 2902812), (21, 1935208), (22, 1847244), (24, 1693307), (28, 1451406), (33, 1231496), (42, 967604), (44, 923622), (56, 725703), (66, 615748), (77, 527784), (84, 483802), (88, 461811), (132, 307874), (154, 263892), (168, 241901), (231, 175928), (264, 153937), (308, 131946), (462, 87964), (616, 65973), (924, 43982), (1848, 21991)]