39706040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 104509440

約数和(自身を除く): 64803400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 41, 44, 55, 62, 71, 82, 88, 110, 124, 142, 155, 164, 205, 220, 248, 284, 310, 328, 341, 355, 410, 440, 451, 568, 620, 682, 710, 781, 820, 902, 1240, 1271, 1364, 1420, 1562, 1640, 1705, 1804, 2201, 2255, 2542, 2728, 2840, 2911, 3124, 3410, 3608, 3905, 4402, 4510, 5084, 5822, 6248, 6355, 6820, 7810, 8804, 9020, 10168, 11005, 11644, 12710, 13640, 13981, 14555, 15620, 17608, 18040, 22010, 23288, 24211, 25420, 27962, 29110, 31240, 32021, 44020, 48422, 50840, 55924, 58220, 64042, 69905, 88040, 90241, 96844, 111848, 116440, 121055, 128084, 139810, 160105, 180482, 193688, 242110, 256168, 279620, 320210, 360964, 451205, 484220, 559240, 640420, 721928, 902410, 968440, 992651, 1280840, 1804820, 1985302, 3609640, 3970604, 4963255, 7941208, 9926510, 19853020, 39706040]

約数ペア:

[(1, 39706040), (2, 19853020), (4, 9926510), (5, 7941208), (8, 4963255), (10, 3970604), (11, 3609640), (20, 1985302), (22, 1804820), (31, 1280840), (40, 992651), (41, 968440), (44, 902410), (55, 721928), (62, 640420), (71, 559240), (82, 484220), (88, 451205), (110, 360964), (124, 320210), (142, 279620), (155, 256168), (164, 242110), (205, 193688), (220, 180482), (248, 160105), (284, 139810), (310, 128084), (328, 121055), (341, 116440), (355, 111848), (410, 96844), (440, 90241), (451, 88040), (568, 69905), (620, 64042), (682, 58220), (710, 55924), (781, 50840), (820, 48422), (902, 44020), (1240, 32021), (1271, 31240), (1364, 29110), (1420, 27962), (1562, 25420), (1640, 24211), (1705, 23288), (1804, 22010), (2201, 18040), (2255, 17608), (2542, 15620), (2728, 14555), (2840, 13981), (2911, 13640), (3124, 12710), (3410, 11644), (3608, 11005), (3905, 10168), (4402, 9020), (4510, 8804), (5084, 7810), (5822, 6820), (6248, 6355)]