2109307790

素因数分解:

$2^1\times 5^1\times {\mathrm{3209}}^1\times {\mathrm{65731}}^1$

素因数の和:68947

約数の個数: 16

約数和(自身を含む): 3797994960

約数和(自身を除く): 1688687170

約数列:

[1, 2, 5, 10, 3209, 6418, 16045, 32090, 65731, 131462, 328655, 657310, 210930779, 421861558, 1054653895, 2109307790]

約数ペア:

[(1, 2109307790), (2, 1054653895), (5, 421861558), (10, 210930779), (3209, 657310), (6418, 328655), (16045, 131462), (32090, 65731)]