27277480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15859}}^1$

素因数の和:15913

約数の個数: 32

約数和(自身を含む): 62805600

約数和(自身を除く): 35528120

約数列:

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

約数ペア:

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