493060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 1050840

約数和(自身を除く): 557780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 277, 356, 445, 554, 890, 1108, 1385, 1780, 2770, 5540, 24653, 49306, 98612, 123265, 246530, 493060]

約数ペア:

[(1, 493060), (2, 246530), (4, 123265), (5, 98612), (10, 49306), (20, 24653), (89, 5540), (178, 2770), (277, 1780), (356, 1385), (445, 1108), (554, 890)]