84165040

素因数分解:

$2^4\times 5^1\times {\mathrm{1052063}}^1$

素因数の和:1052076

約数の個数: 20

約数和(自身を含む): 195683904

約数和(自身を除く): 111518864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1052063, 2104126, 4208252, 5260315, 8416504, 10520630, 16833008, 21041260, 42082520, 84165040]

約数ペア:

[(1, 84165040), (2, 42082520), (4, 21041260), (5, 16833008), (8, 10520630), (10, 8416504), (16, 5260315), (20, 4208252), (40, 2104126), (80, 1052063)]