28364620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34591}}^1$

素因数の和:34641

約数の個数: 24

約数和(自身を含む): 61020288

約数和(自身を除く): 32655668

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 34591, 69182, 138364, 172955, 345910, 691820, 1418231, 2836462, 5672924, 7091155, 14182310, 28364620]

約数ペア:

[(1, 28364620), (2, 14182310), (4, 7091155), (5, 5672924), (10, 2836462), (20, 1418231), (41, 691820), (82, 345910), (164, 172955), (205, 138364), (410, 69182), (820, 34591)]