8520620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10391}}^1$

素因数の和:10441

約数の個数: 24

約数和(自身を含む): 18331488

約数和(自身を除く): 9810868

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 10391, 20782, 41564, 51955, 103910, 207820, 426031, 852062, 1704124, 2130155, 4260310, 8520620]

約数ペア:

[(1, 8520620), (2, 4260310), (4, 2130155), (5, 1704124), (10, 852062), (20, 426031), (41, 207820), (82, 103910), (164, 51955), (205, 41564), (410, 20782), (820, 10391)]