41995520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 118715520

約数和(自身を除く): 76720000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 109, 112, 128, 140, 160, 172, 215, 218, 224, 256, 280, 301, 320, 344, 430, 436, 448, 545, 560, 602, 640, 688, 763, 860, 872, 896, 1090, 1120, 1204, 1280, 1376, 1505, 1526, 1720, 1744, 1792, 2180, 2240, 2408, 2752, 3010, 3052, 3440, 3488, 3815, 4360, 4480, 4687, 4816, 5504, 6020, 6104, 6880, 6976, 7630, 8720, 8960, 9374, 9632, 11008, 12040, 12208, 13760, 13952, 15260, 17440, 18748, 19264, 23435, 24080, 24416, 27520, 27904, 30520, 32809, 34880, 37496, 38528, 46870, 48160, 48832, 55040, 61040, 65618, 69760, 74992, 77056, 93740, 96320, 97664, 122080, 131236, 139520, 149984, 164045, 187480, 192640, 195328, 244160, 262472, 299968, 328090, 374960, 385280, 488320, 524944, 599936, 656180, 749920, 976640, 1049888, 1199872, 1312360, 1499840, 2099776, 2624720, 2999680, 4199552, 5249440, 5999360, 8399104, 10498880, 20997760, 41995520]

約数ペア:

[(1, 41995520), (2, 20997760), (4, 10498880), (5, 8399104), (7, 5999360), (8, 5249440), (10, 4199552), (14, 2999680), (16, 2624720), (20, 2099776), (28, 1499840), (32, 1312360), (35, 1199872), (40, 1049888), (43, 976640), (56, 749920), (64, 656180), (70, 599936), (80, 524944), (86, 488320), (109, 385280), (112, 374960), (128, 328090), (140, 299968), (160, 262472), (172, 244160), (215, 195328), (218, 192640), (224, 187480), (256, 164045), (280, 149984), (301, 139520), (320, 131236), (344, 122080), (430, 97664), (436, 96320), (448, 93740), (545, 77056), (560, 74992), (602, 69760), (640, 65618), (688, 61040), (763, 55040), (860, 48832), (872, 48160), (896, 46870), (1090, 38528), (1120, 37496), (1204, 34880), (1280, 32809), (1376, 30520), (1505, 27904), (1526, 27520), (1720, 24416), (1744, 24080), (1792, 23435), (2180, 19264), (2240, 18748), (2408, 17440), (2752, 15260), (3010, 13952), (3052, 13760), (3440, 12208), (3488, 12040), (3815, 11008), (4360, 9632), (4480, 9374), (4687, 8960), (4816, 8720), (5504, 7630), (6020, 6976), (6104, 6880)]