202040620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{246391}}^1$

素因数の和:246441

約数の個数: 24

約数和(自身を含む): 434635488

約数和(自身を除く): 232594868

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 246391, 492782, 985564, 1231955, 2463910, 4927820, 10102031, 20204062, 40408124, 50510155, 101020310, 202040620]

約数ペア:

[(1, 202040620), (2, 101020310), (4, 50510155), (5, 40408124), (10, 20204062), (20, 10102031), (41, 4927820), (82, 2463910), (164, 1231955), (205, 985564), (410, 492782), (820, 246391)]