2479820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17713}}^1$

素因数の和:17729

約数の個数: 24

約数和(自身を含む): 5951904

約数和(自身を除く): 3472084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 17713, 35426, 70852, 88565, 123991, 177130, 247982, 354260, 495964, 619955, 1239910, 2479820]

約数ペア:

[(1, 2479820), (2, 1239910), (4, 619955), (5, 495964), (7, 354260), (10, 247982), (14, 177130), (20, 123991), (28, 88565), (35, 70852), (70, 35426), (140, 17713)]