2051280560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3663001}}^1$

素因数の和:3663021

約数の個数: 40

約数和(自身を含む): 5450546976

約数和(自身を除く): 3399266416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3663001, 7326002, 14652004, 18315005, 25641007, 29304008, 36630010, 51282014, 58608016, 73260020, 102564028, 128205035, 146520040, 205128056, 256410070, 293040080, 410256112, 512820140, 1025640280, 2051280560]

約数ペア:

[(1, 2051280560), (2, 1025640280), (4, 512820140), (5, 410256112), (7, 293040080), (8, 256410070), (10, 205128056), (14, 146520040), (16, 128205035), (20, 102564028), (28, 73260020), (35, 58608016), (40, 51282014), (56, 36630010), (70, 29304008), (80, 25641007), (112, 18315005), (140, 14652004), (280, 7326002), (560, 3663001)]