27520580

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{15461}}^1$

素因数の和:15559

約数の個数: 24

約数和(自身を含む): 58446360

約数和(自身を除く): 30925780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 15461, 30922, 61844, 77305, 154610, 309220, 1376029, 2752058, 5504116, 6880145, 13760290, 27520580]

約数ペア:

[(1, 27520580), (2, 13760290), (4, 6880145), (5, 5504116), (10, 2752058), (20, 1376029), (89, 309220), (178, 154610), (356, 77305), (445, 61844), (890, 30922), (1780, 15461)]