54712280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{195401}}^1$

素因数の和:195419

約数の個数: 32

約数和(自身を含む): 140689440

約数和(自身を除く): 85977160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 195401, 390802, 781604, 977005, 1367807, 1563208, 1954010, 2735614, 3908020, 5471228, 6839035, 7816040, 10942456, 13678070, 27356140, 54712280]

約数ペア:

[(1, 54712280), (2, 27356140), (4, 13678070), (5, 10942456), (7, 7816040), (8, 6839035), (10, 5471228), (14, 3908020), (20, 2735614), (28, 1954010), (35, 1563208), (40, 1367807), (56, 977005), (70, 781604), (140, 390802), (280, 195401)]