20992040

素因数分解:

$2^3\times 5^1\times {\mathrm{524801}}^1$

素因数の和:524812

約数の個数: 16

約数和(自身を含む): 47232180

約数和(自身を除く): 26240140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 524801, 1049602, 2099204, 2624005, 4198408, 5248010, 10496020, 20992040]

約数ペア:

[(1, 20992040), (2, 10496020), (4, 5248010), (5, 4198408), (8, 2624005), (10, 2099204), (20, 1049602), (40, 524801)]