2000644912

素因数分解:

$2^4\times 7^3\times {\mathrm{107}}^1\times {\mathrm{3407}}^1$

素因数の和:3543

約数の個数: 80

約数和(自身を含む): 4563993600

約数和(自身を除く): 2563348688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 107, 112, 196, 214, 343, 392, 428, 686, 749, 784, 856, 1372, 1498, 1712, 2744, 2996, 3407, 5243, 5488, 5992, 6814, 10486, 11984, 13628, 20972, 23849, 27256, 36701, 41944, 47698, 54512, 73402, 83888, 95396, 146804, 166943, 190792, 293608, 333886, 364549, 381584, 587216, 667772, 729098, 1168601, 1335544, 1458196, 2337202, 2551843, 2671088, 2916392, 4674404, 5103686, 5832784, 9348808, 10207372, 17862901, 18697616, 20414744, 35725802, 40829488, 71451604, 125040307, 142903208, 250080614, 285806416, 500161228, 1000322456, 2000644912]

約数ペア:

[(1, 2000644912), (2, 1000322456), (4, 500161228), (7, 285806416), (8, 250080614), (14, 142903208), (16, 125040307), (28, 71451604), (49, 40829488), (56, 35725802), (98, 20414744), (107, 18697616), (112, 17862901), (196, 10207372), (214, 9348808), (343, 5832784), (392, 5103686), (428, 4674404), (686, 2916392), (749, 2671088), (784, 2551843), (856, 2337202), (1372, 1458196), (1498, 1335544), (1712, 1168601), (2744, 729098), (2996, 667772), (3407, 587216), (5243, 381584), (5488, 364549), (5992, 333886), (6814, 293608), (10486, 190792), (11984, 166943), (13628, 146804), (20972, 95396), (23849, 83888), (27256, 73402), (36701, 54512), (41944, 47698)]