208243060

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{37589}}^1$

素因数の和:37875

約数の個数: 24

約数和(自身を含む): 438900840

約数和(自身を除く): 230657780

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 37589, 75178, 150356, 187945, 375890, 751780, 10412153, 20824306, 41648612, 52060765, 104121530, 208243060]

約数ペア:

[(1, 208243060), (2, 104121530), (4, 52060765), (5, 41648612), (10, 20824306), (20, 10412153), (277, 751780), (554, 375890), (1108, 187945), (1385, 150356), (2770, 75178), (5540, 37589)]