720415088

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{672029}}^1$

素因数の和:672104

約数の個数: 20

約数和(自身を含む): 1416639240

約数和(自身を除く): 696224152

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 672029, 1344058, 2688116, 5376232, 10752464, 45025943, 90051886, 180103772, 360207544, 720415088]

約数ペア:

[(1, 720415088), (2, 360207544), (4, 180103772), (8, 90051886), (16, 45025943), (67, 10752464), (134, 5376232), (268, 2688116), (536, 1344058), (1072, 672029)]