2395960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 6336000

約数和(自身を除く): 3940040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 199, 215, 280, 301, 344, 398, 430, 602, 796, 860, 995, 1204, 1393, 1505, 1592, 1720, 1990, 2408, 2786, 3010, 3980, 5572, 6020, 6965, 7960, 8557, 11144, 12040, 13930, 17114, 27860, 34228, 42785, 55720, 59899, 68456, 85570, 119798, 171140, 239596, 299495, 342280, 479192, 598990, 1197980, 2395960]

約数ペア:

[(1, 2395960), (2, 1197980), (4, 598990), (5, 479192), (7, 342280), (8, 299495), (10, 239596), (14, 171140), (20, 119798), (28, 85570), (35, 68456), (40, 59899), (43, 55720), (56, 42785), (70, 34228), (86, 27860), (140, 17114), (172, 13930), (199, 12040), (215, 11144), (280, 8557), (301, 7960), (344, 6965), (398, 6020), (430, 5572), (602, 3980), (796, 3010), (860, 2786), (995, 2408), (1204, 1990), (1393, 1720), (1505, 1592)]