126902180

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{61603}}^1$

素因数の和:61715

約数の個数: 24

約数和(自身を含む): 269086272

約数和(自身を除く): 142184092

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 61603, 123206, 246412, 308015, 616030, 1232060, 6345109, 12690218, 25380436, 31725545, 63451090, 126902180]

約数ペア:

[(1, 126902180), (2, 63451090), (4, 31725545), (5, 25380436), (10, 12690218), (20, 6345109), (103, 1232060), (206, 616030), (412, 308015), (515, 246412), (1030, 123206), (2060, 61603)]