23971640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 69189120

約数和(自身を除く): 45217480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 86, 88, 110, 140, 154, 172, 181, 215, 220, 280, 301, 308, 344, 362, 385, 430, 440, 473, 602, 616, 724, 770, 860, 905, 946, 1204, 1267, 1448, 1505, 1540, 1720, 1810, 1892, 1991, 2365, 2408, 2534, 3010, 3080, 3311, 3620, 3784, 3982, 4730, 5068, 6020, 6335, 6622, 7240, 7783, 7964, 9460, 9955, 10136, 12040, 12670, 13244, 13937, 15566, 15928, 16555, 18920, 19910, 25340, 26488, 27874, 31132, 33110, 38915, 39820, 50680, 54481, 55748, 62264, 66220, 69685, 77830, 79640, 85613, 108962, 111496, 132440, 139370, 155660, 171226, 217924, 272405, 278740, 311320, 342452, 428065, 435848, 544810, 557480, 599291, 684904, 856130, 1089620, 1198582, 1712260, 2179240, 2397164, 2996455, 3424520, 4794328, 5992910, 11985820, 23971640]

約数ペア:

[(1, 23971640), (2, 11985820), (4, 5992910), (5, 4794328), (7, 3424520), (8, 2996455), (10, 2397164), (11, 2179240), (14, 1712260), (20, 1198582), (22, 1089620), (28, 856130), (35, 684904), (40, 599291), (43, 557480), (44, 544810), (55, 435848), (56, 428065), (70, 342452), (77, 311320), (86, 278740), (88, 272405), (110, 217924), (140, 171226), (154, 155660), (172, 139370), (181, 132440), (215, 111496), (220, 108962), (280, 85613), (301, 79640), (308, 77830), (344, 69685), (362, 66220), (385, 62264), (430, 55748), (440, 54481), (473, 50680), (602, 39820), (616, 38915), (724, 33110), (770, 31132), (860, 27874), (905, 26488), (946, 25340), (1204, 19910), (1267, 18920), (1448, 16555), (1505, 15928), (1540, 15566), (1720, 13937), (1810, 13244), (1892, 12670), (1991, 12040), (2365, 10136), (2408, 9955), (2534, 9460), (3010, 7964), (3080, 7783), (3311, 7240), (3620, 6622), (3784, 6335), (3982, 6020), (4730, 5068)]