54554960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15859}}^1$

素因数の和:15915

約数の個数: 40

約数和(自身を含む): 129798240

約数和(自身を除く): 75243280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 15859, 31718, 63436, 79295, 126872, 158590, 253744, 317180, 634360, 681937, 1268720, 1363874, 2727748, 3409685, 5455496, 6819370, 10910992, 13638740, 27277480, 54554960]

約数ペア:

[(1, 54554960), (2, 27277480), (4, 13638740), (5, 10910992), (8, 6819370), (10, 5455496), (16, 3409685), (20, 2727748), (40, 1363874), (43, 1268720), (80, 681937), (86, 634360), (172, 317180), (215, 253744), (344, 158590), (430, 126872), (688, 79295), (860, 63436), (1720, 31718), (3440, 15859)]