28262780120

素因数分解:

$2^3\times 5^1\times {\mathrm{706569503}}^1$

素因数の和:706569514

約数の個数: 16

約数和(自身を含む): 63591255360

約数和(自身を除く): 35328475240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 706569503, 1413139006, 2826278012, 3532847515, 5652556024, 7065695030, 14131390060, 28262780120]

約数ペア:

[(1, 28262780120), (2, 14131390060), (4, 7065695030), (5, 5652556024), (8, 3532847515), (10, 2826278012), (20, 1413139006), (40, 706569503)]