12958880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 34473600

約数和(自身を除く): 21514720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 148, 160, 176, 185, 199, 220, 296, 352, 370, 398, 407, 440, 592, 740, 796, 814, 880, 995, 1184, 1480, 1592, 1628, 1760, 1990, 2035, 2189, 2960, 3184, 3256, 3980, 4070, 4378, 5920, 6368, 6512, 7363, 7960, 8140, 8756, 10945, 13024, 14726, 15920, 16280, 17512, 21890, 29452, 31840, 32560, 35024, 36815, 43780, 58904, 65120, 70048, 73630, 80993, 87560, 117808, 147260, 161986, 175120, 235616, 294520, 323972, 350240, 404965, 589040, 647944, 809930, 1178080, 1295888, 1619860, 2591776, 3239720, 6479440, 12958880]

約数ペア:

[(1, 12958880), (2, 6479440), (4, 3239720), (5, 2591776), (8, 1619860), (10, 1295888), (11, 1178080), (16, 809930), (20, 647944), (22, 589040), (32, 404965), (37, 350240), (40, 323972), (44, 294520), (55, 235616), (74, 175120), (80, 161986), (88, 147260), (110, 117808), (148, 87560), (160, 80993), (176, 73630), (185, 70048), (199, 65120), (220, 58904), (296, 43780), (352, 36815), (370, 35024), (398, 32560), (407, 31840), (440, 29452), (592, 21890), (740, 17512), (796, 16280), (814, 15920), (880, 14726), (995, 13024), (1184, 10945), (1480, 8756), (1592, 8140), (1628, 7960), (1760, 7363), (1990, 6512), (2035, 6368), (2189, 5920), (2960, 4378), (3184, 4070), (3256, 3980)]