55513780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{396527}}^1$

素因数の和:396543

約数の個数: 24

約数和(自身を含む): 133233408

約数和(自身を除く): 77719628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 396527, 793054, 1586108, 1982635, 2775689, 3965270, 5551378, 7930540, 11102756, 13878445, 27756890, 55513780]

約数ペア:

[(1, 55513780), (2, 27756890), (4, 13878445), (5, 11102756), (7, 7930540), (10, 5551378), (14, 3965270), (20, 2775689), (28, 1982635), (35, 1586108), (70, 793054), (140, 396527)]