16165040

素因数分解:

$2^4\times 5^1\times {\mathrm{202063}}^1$

素因数の和:202076

約数の個数: 20

約数和(自身を含む): 37583904

約数和(自身を除く): 21418864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 202063, 404126, 808252, 1010315, 1616504, 2020630, 3233008, 4041260, 8082520, 16165040]

約数ペア:

[(1, 16165040), (2, 8082520), (4, 4041260), (5, 3233008), (8, 2020630), (10, 1616504), (16, 1010315), (20, 808252), (40, 404126), (80, 202063)]