4238218060

素因数分解:

$2^2\times 5^1\times {\mathrm{211910903}}^1$

素因数の和:211910912

約数の個数: 12

約数和(自身を含む): 8900257968

約数和(自身を除く): 4662039908

約数列:

[1, 2, 4, 5, 10, 20, 211910903, 423821806, 847643612, 1059554515, 2119109030, 4238218060]

約数ペア:

[(1, 4238218060), (2, 2119109030), (4, 1059554515), (5, 847643612), (10, 423821806), (20, 211910903)]