2078457976

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{12157}}^1$

素因数の和:12284

約数の個数: 64

約数和(自身を含む): 4621985280

約数和(自身を除く): 2543527304

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 71, 86, 142, 172, 284, 301, 344, 497, 568, 602, 994, 1204, 1988, 2408, 3053, 3976, 6106, 12157, 12212, 21371, 24314, 24424, 42742, 48628, 85099, 85484, 97256, 170198, 170968, 340396, 522751, 680792, 863147, 1045502, 1726294, 2091004, 3452588, 3659257, 4182008, 6042029, 6905176, 7318514, 12084058, 14637028, 24168116, 29274056, 37115321, 48336232, 74230642, 148461284, 259807247, 296922568, 519614494, 1039228988, 2078457976]

約数ペア:

[(1, 2078457976), (2, 1039228988), (4, 519614494), (7, 296922568), (8, 259807247), (14, 148461284), (28, 74230642), (43, 48336232), (56, 37115321), (71, 29274056), (86, 24168116), (142, 14637028), (172, 12084058), (284, 7318514), (301, 6905176), (344, 6042029), (497, 4182008), (568, 3659257), (602, 3452588), (994, 2091004), (1204, 1726294), (1988, 1045502), (2408, 863147), (3053, 680792), (3976, 522751), (6106, 340396), (12157, 170968), (12212, 170198), (21371, 97256), (24314, 85484), (24424, 85099), (42742, 48628)]