203465503780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18874351}}^1$

素因数の和:18874385

約数の個数: 72

約数和(自身を含む): 542222384256

約数和(自身を除く): 338756880476

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 18874351, 37748702, 75497404, 94371755, 132120457, 188743510, 207617861, 264240914, 377487020, 415235722, 528481828, 660602285, 830471444, 924843199, 1038089305, 1321204570, 1453325027, 1849686398, 2076178610, 2642409140, 2906650054, 3699372796, 4152357220, 4624215995, 5813300108, 7266625135, 9248431990, 10173275189, 14533250270, 18496863980, 20346550378, 29066500540, 40693100756, 50866375945, 101732751890, 203465503780]

約数ペア:

[(1, 203465503780), (2, 101732751890), (4, 50866375945), (5, 40693100756), (7, 29066500540), (10, 20346550378), (11, 18496863980), (14, 14533250270), (20, 10173275189), (22, 9248431990), (28, 7266625135), (35, 5813300108), (44, 4624215995), (49, 4152357220), (55, 3699372796), (70, 2906650054), (77, 2642409140), (98, 2076178610), (110, 1849686398), (140, 1453325027), (154, 1321204570), (196, 1038089305), (220, 924843199), (245, 830471444), (308, 660602285), (385, 528481828), (490, 415235722), (539, 377487020), (770, 264240914), (980, 207617861), (1078, 188743510), (1540, 132120457), (2156, 94371755), (2695, 75497404), (5390, 37748702), (10780, 18874351)]