2905888970

素因数分解:

$2^1\times 5^1\times {\mathrm{8069}}^1\times {\mathrm{36013}}^1$

素因数の和:44089

約数の個数: 16

約数和(自身を含む): 5231393640

約数和(自身を除く): 2325504670

約数列:

[1, 2, 5, 10, 8069, 16138, 36013, 40345, 72026, 80690, 180065, 360130, 290588897, 581177794, 1452944485, 2905888970]

約数ペア:

[(1, 2905888970), (2, 1452944485), (5, 581177794), (10, 290588897), (8069, 360130), (16138, 180065), (36013, 80690), (40345, 72026)]