520016020

素因数分解:

$2^2\times 5^1\times {\mathrm{26000801}}^1$

素因数の和:26000810

約数の個数: 12

約数和(自身を含む): 1092033684

約数和(自身を除く): 572017664

約数列:

[1, 2, 4, 5, 10, 20, 26000801, 52001602, 104003204, 130004005, 260008010, 520016020]

約数ペア:

[(1, 520016020), (2, 260008010), (4, 130004005), (5, 104003204), (10, 52001602), (20, 26000801)]