71840260

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{7057}}^1$

素因数の和:7575

約数の個数: 24

約数和(自身を含む): 151182360

約数和(自身を除く): 79342100

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 7057, 10180, 14114, 28228, 35285, 70570, 141140, 3592013, 7184026, 14368052, 17960065, 35920130, 71840260]

約数ペア:

[(1, 71840260), (2, 35920130), (4, 17960065), (5, 14368052), (10, 7184026), (20, 3592013), (509, 141140), (1018, 70570), (2036, 35285), (2545, 28228), (5090, 14114), (7057, 10180)]