8205160

素因数分解:

$2^3\times 5^1\times {\mathrm{205129}}^1$

素因数の和:205140

約数の個数: 16

約数和(自身を含む): 18461700

約数和(自身を除く): 10256540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 205129, 410258, 820516, 1025645, 1641032, 2051290, 4102580, 8205160]

約数ペア:

[(1, 8205160), (2, 4102580), (4, 2051290), (5, 1641032), (8, 1025645), (10, 820516), (20, 410258), (40, 205129)]