55342280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197651}}^1$

素因数の和:197669

約数の個数: 32

約数和(自身を含む): 142309440

約数和(自身を除く): 86967160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 197651, 395302, 790604, 988255, 1383557, 1581208, 1976510, 2767114, 3953020, 5534228, 6917785, 7906040, 11068456, 13835570, 27671140, 55342280]

約数ペア:

[(1, 55342280), (2, 27671140), (4, 13835570), (5, 11068456), (7, 7906040), (8, 6917785), (10, 5534228), (14, 3953020), (20, 2767114), (28, 1976510), (35, 1581208), (40, 1383557), (56, 988255), (70, 790604), (140, 395302), (280, 197651)]