4814909960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:991

約数の個数: 128

約数和(自身を含む): 12554438400

約数和(自身を除く): 7739528440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 193, 278, 280, 386, 556, 641, 695, 772, 965, 973, 1112, 1282, 1351, 1390, 1544, 1930, 1946, 2564, 2702, 2780, 3205, 3860, 3892, 4487, 4865, 5128, 5404, 5560, 6410, 6755, 7720, 7784, 8974, 9730, 10808, 12820, 13510, 17948, 19460, 22435, 25640, 26827, 27020, 35896, 38920, 44870, 53654, 54040, 89099, 89740, 107308, 123713, 134135, 178198, 179480, 187789, 214616, 247426, 268270, 356396, 375578, 445495, 494852, 536540, 618565, 623693, 712792, 751156, 865991, 890990, 938945, 989704, 1073080, 1237130, 1247386, 1502312, 1731982, 1781980, 1877890, 2474260, 2494772, 3118465, 3463964, 3563960, 3755780, 4329955, 4948520, 4989544, 6236930, 6927928, 7511560, 8659910, 12473860, 17196107, 17319820, 24947720, 34392214, 34639640, 68784428, 85980535, 120372749, 137568856, 171961070, 240745498, 343922140, 481490996, 601863745, 687844280, 962981992, 1203727490, 2407454980, 4814909960]

約数ペア:

[(1, 4814909960), (2, 2407454980), (4, 1203727490), (5, 962981992), (7, 687844280), (8, 601863745), (10, 481490996), (14, 343922140), (20, 240745498), (28, 171961070), (35, 137568856), (40, 120372749), (56, 85980535), (70, 68784428), (139, 34639640), (140, 34392214), (193, 24947720), (278, 17319820), (280, 17196107), (386, 12473860), (556, 8659910), (641, 7511560), (695, 6927928), (772, 6236930), (965, 4989544), (973, 4948520), (1112, 4329955), (1282, 3755780), (1351, 3563960), (1390, 3463964), (1544, 3118465), (1930, 2494772), (1946, 2474260), (2564, 1877890), (2702, 1781980), (2780, 1731982), (3205, 1502312), (3860, 1247386), (3892, 1237130), (4487, 1073080), (4865, 989704), (5128, 938945), (5404, 890990), (5560, 865991), (6410, 751156), (6755, 712792), (7720, 623693), (7784, 618565), (8974, 536540), (9730, 494852), (10808, 445495), (12820, 375578), (13510, 356396), (17948, 268270), (19460, 247426), (22435, 214616), (25640, 187789), (26827, 179480), (27020, 178198), (35896, 134135), (38920, 123713), (44870, 107308), (53654, 89740), (54040, 89099)]