12129440

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 30053268

約数和(自身を除く): 17923828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 43, 80, 82, 86, 160, 164, 172, 205, 215, 328, 344, 410, 430, 656, 688, 820, 860, 1312, 1376, 1640, 1720, 1763, 1849, 3280, 3440, 3526, 3698, 6560, 6880, 7052, 7396, 8815, 9245, 14104, 14792, 17630, 18490, 28208, 29584, 35260, 36980, 56416, 59168, 70520, 73960, 75809, 141040, 147920, 151618, 282080, 295840, 303236, 379045, 606472, 758090, 1212944, 1516180, 2425888, 3032360, 6064720, 12129440]

約数ペア:

[(1, 12129440), (2, 6064720), (4, 3032360), (5, 2425888), (8, 1516180), (10, 1212944), (16, 758090), (20, 606472), (32, 379045), (40, 303236), (41, 295840), (43, 282080), (80, 151618), (82, 147920), (86, 141040), (160, 75809), (164, 73960), (172, 70520), (205, 59168), (215, 56416), (328, 36980), (344, 35260), (410, 29584), (430, 28208), (656, 18490), (688, 17630), (820, 14792), (860, 14104), (1312, 9245), (1376, 8815), (1640, 7396), (1720, 7052), (1763, 6880), (1849, 6560), (3280, 3698), (3440, 3526)]