12664360

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 30096000

約数和(自身を除く): 17431640

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 148, 172, 185, 199, 215, 296, 344, 370, 398, 430, 740, 796, 860, 995, 1480, 1591, 1592, 1720, 1990, 3182, 3980, 6364, 7363, 7955, 7960, 8557, 12728, 14726, 15910, 17114, 29452, 31820, 34228, 36815, 42785, 58904, 63640, 68456, 73630, 85570, 147260, 171140, 294520, 316609, 342280, 633218, 1266436, 1583045, 2532872, 3166090, 6332180, 12664360]

約数ペア:

[(1, 12664360), (2, 6332180), (4, 3166090), (5, 2532872), (8, 1583045), (10, 1266436), (20, 633218), (37, 342280), (40, 316609), (43, 294520), (74, 171140), (86, 147260), (148, 85570), (172, 73630), (185, 68456), (199, 63640), (215, 58904), (296, 42785), (344, 36815), (370, 34228), (398, 31820), (430, 29452), (740, 17114), (796, 15910), (860, 14726), (995, 12728), (1480, 8557), (1591, 7960), (1592, 7955), (1720, 7363), (1990, 6364), (3182, 3980)]