20132220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{797}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 56575008

約数和(自身を除く): 36442788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 797, 842, 1263, 1594, 1684, 2105, 2391, 2526, 3188, 3985, 4210, 4782, 5052, 6315, 7970, 8420, 9564, 11955, 12630, 15940, 23910, 25260, 47820, 335537, 671074, 1006611, 1342148, 1677685, 2013222, 3355370, 4026444, 5033055, 6710740, 10066110, 20132220]

約数ペア:

[(1, 20132220), (2, 10066110), (3, 6710740), (4, 5033055), (5, 4026444), (6, 3355370), (10, 2013222), (12, 1677685), (15, 1342148), (20, 1006611), (30, 671074), (60, 335537), (421, 47820), (797, 25260), (842, 23910), (1263, 15940), (1594, 12630), (1684, 11955), (2105, 9564), (2391, 8420), (2526, 7970), (3188, 6315), (3985, 5052), (4210, 4782)]