40942880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:610

約数の個数: 96

約数和(自身を含む): 108174528

約数和(自身を除く): 67231648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 80, 86, 88, 110, 160, 172, 176, 215, 220, 344, 352, 430, 440, 473, 541, 688, 860, 880, 946, 1082, 1376, 1720, 1760, 1892, 2164, 2365, 2705, 3440, 3784, 4328, 4730, 5410, 5951, 6880, 7568, 8656, 9460, 10820, 11902, 15136, 17312, 18920, 21640, 23263, 23804, 29755, 37840, 43280, 46526, 47608, 59510, 75680, 86560, 93052, 95216, 116315, 119020, 186104, 190432, 232630, 238040, 255893, 372208, 465260, 476080, 511786, 744416, 930520, 952160, 1023572, 1279465, 1861040, 2047144, 2558930, 3722080, 4094288, 5117860, 8188576, 10235720, 20471440, 40942880]

約数ペア:

[(1, 40942880), (2, 20471440), (4, 10235720), (5, 8188576), (8, 5117860), (10, 4094288), (11, 3722080), (16, 2558930), (20, 2047144), (22, 1861040), (32, 1279465), (40, 1023572), (43, 952160), (44, 930520), (55, 744416), (80, 511786), (86, 476080), (88, 465260), (110, 372208), (160, 255893), (172, 238040), (176, 232630), (215, 190432), (220, 186104), (344, 119020), (352, 116315), (430, 95216), (440, 93052), (473, 86560), (541, 75680), (688, 59510), (860, 47608), (880, 46526), (946, 43280), (1082, 37840), (1376, 29755), (1720, 23804), (1760, 23263), (1892, 21640), (2164, 18920), (2365, 17312), (2705, 15136), (3440, 11902), (3784, 10820), (4328, 9460), (4730, 8656), (5410, 7568), (5951, 6880)]