20705770

素因数分解:

$2^1\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{1451}}^1$

素因数の和:2885

約数の個数: 16

約数和(自身を含む): 37322208

約数和(自身を除く): 16616438

約数列:

[1, 2, 5, 10, 1427, 1451, 2854, 2902, 7135, 7255, 14270, 14510, 2070577, 4141154, 10352885, 20705770]

約数ペア:

[(1, 20705770), (2, 10352885), (5, 4141154), (10, 2070577), (1427, 14510), (1451, 14270), (2854, 7255), (2902, 7135)]