1120955440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{2837}}^1$

素因数の和:3310

約数の個数: 80

約数和(自身を含む): 2850487200

約数和(自身を除く): 1729531760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 449, 880, 898, 1796, 2245, 2837, 3592, 4490, 4939, 5674, 7184, 8980, 9878, 11348, 14185, 17960, 19756, 22696, 24695, 28370, 31207, 35920, 39512, 45392, 49390, 56740, 62414, 79024, 98780, 113480, 124828, 156035, 197560, 226960, 249656, 312070, 395120, 499312, 624140, 1248280, 1273813, 2496560, 2547626, 5095252, 6369065, 10190504, 12738130, 14011943, 20381008, 25476260, 28023886, 50952520, 56047772, 70059715, 101905040, 112095544, 140119430, 224191088, 280238860, 560477720, 1120955440]

約数ペア:

[(1, 1120955440), (2, 560477720), (4, 280238860), (5, 224191088), (8, 140119430), (10, 112095544), (11, 101905040), (16, 70059715), (20, 56047772), (22, 50952520), (40, 28023886), (44, 25476260), (55, 20381008), (80, 14011943), (88, 12738130), (110, 10190504), (176, 6369065), (220, 5095252), (440, 2547626), (449, 2496560), (880, 1273813), (898, 1248280), (1796, 624140), (2245, 499312), (2837, 395120), (3592, 312070), (4490, 249656), (4939, 226960), (5674, 197560), (7184, 156035), (8980, 124828), (9878, 113480), (11348, 98780), (14185, 79024), (17960, 62414), (19756, 56740), (22696, 49390), (24695, 45392), (28370, 39512), (31207, 35920)]