2016165040

素因数分解:

$2^4\times 5^1\times {\mathrm{25202063}}^1$

素因数の和:25202076

約数の個数: 20

約数和(自身を含む): 4687583904

約数和(自身を除く): 2671418864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25202063, 50404126, 100808252, 126010315, 201616504, 252020630, 403233008, 504041260, 1008082520, 2016165040]

約数ペア:

[(1, 2016165040), (2, 1008082520), (4, 504041260), (5, 403233008), (8, 252020630), (10, 201616504), (16, 126010315), (20, 100808252), (40, 50404126), (80, 25202063)]