18410738080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{20269}}^1$

素因数の和:21102

約数の個数: 96

約数和(自身を含む): 49772741760

約数和(自身を除く): 31362003680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 811, 1120, 1622, 3244, 4055, 5677, 6488, 8110, 11354, 12976, 16220, 20269, 22708, 25952, 28385, 32440, 40538, 45416, 56770, 64880, 81076, 90832, 101345, 113540, 129760, 141883, 162152, 181664, 202690, 227080, 283766, 324304, 405380, 454160, 567532, 648608, 709415, 810760, 908320, 1135064, 1418830, 1621520, 2270128, 2837660, 3243040, 4540256, 5675320, 11350640, 16438159, 22701280, 32876318, 65752636, 82190795, 115067113, 131505272, 164381590, 230134226, 263010544, 328763180, 460268452, 526021088, 575335565, 657526360, 920536904, 1150671130, 1315052720, 1841073808, 2301342260, 2630105440, 3682147616, 4602684520, 9205369040, 18410738080]

約数ペア:

[(1, 18410738080), (2, 9205369040), (4, 4602684520), (5, 3682147616), (7, 2630105440), (8, 2301342260), (10, 1841073808), (14, 1315052720), (16, 1150671130), (20, 920536904), (28, 657526360), (32, 575335565), (35, 526021088), (40, 460268452), (56, 328763180), (70, 263010544), (80, 230134226), (112, 164381590), (140, 131505272), (160, 115067113), (224, 82190795), (280, 65752636), (560, 32876318), (811, 22701280), (1120, 16438159), (1622, 11350640), (3244, 5675320), (4055, 4540256), (5677, 3243040), (6488, 2837660), (8110, 2270128), (11354, 1621520), (12976, 1418830), (16220, 1135064), (20269, 908320), (22708, 810760), (25952, 709415), (28385, 648608), (32440, 567532), (40538, 454160), (45416, 405380), (56770, 324304), (64880, 283766), (81076, 227080), (90832, 202690), (101345, 181664), (113540, 162152), (129760, 141883)]