20140321780

素因数分解:

$2^2\times 5^1\times {\mathrm{1007016089}}^1$

素因数の和:1007016098

約数の個数: 12

約数和(自身を含む): 42294675780

約数和(自身を除く): 22154354000

約数列:

[1, 2, 4, 5, 10, 20, 1007016089, 2014032178, 4028064356, 5035080445, 10070160890, 20140321780]

約数ペア:

[(1, 20140321780), (2, 10070160890), (4, 5035080445), (5, 4028064356), (10, 2014032178), (20, 1007016089)]