261767024

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{117701}}^1$

素因数の和:117848

約数の個数: 20

約数和(自身を含む): 510826680

約数和(自身を除く): 249059656

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 117701, 235402, 470804, 941608, 1883216, 16360439, 32720878, 65441756, 130883512, 261767024]

約数ペア:

[(1, 261767024), (2, 130883512), (4, 65441756), (8, 32720878), (16, 16360439), (139, 1883216), (278, 941608), (556, 470804), (1112, 235402), (2224, 117701)]