2019946580

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{926581}}^1$

素因数の和:926699

約数の個数: 24

約数和(自身を含む): 4280808840

約数和(自身を除く): 2260862260

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 926581, 1853162, 3706324, 4632905, 9265810, 18531620, 100997329, 201994658, 403989316, 504986645, 1009973290, 2019946580]

約数ペア:

[(1, 2019946580), (2, 1009973290), (4, 504986645), (5, 403989316), (10, 201994658), (20, 100997329), (109, 18531620), (218, 9265810), (436, 4632905), (545, 3706324), (1090, 1853162), (2180, 926581)]