2016502480

素因数分解:

$2^4\times 5^1\times {\mathrm{25206281}}^1$

素因数の和:25206294

約数の個数: 20

約数和(自身を含む): 4688368452

約数和(自身を除く): 2671865972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25206281, 50412562, 100825124, 126031405, 201650248, 252062810, 403300496, 504125620, 1008251240, 2016502480]

約数ペア:

[(1, 2016502480), (2, 1008251240), (4, 504125620), (5, 403300496), (8, 252062810), (10, 201650248), (16, 126031405), (20, 100825124), (40, 50412562), (80, 25206281)]