858918580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3303533}}^1$

素因数の和:3303555

約数の個数: 24

約数和(自身を含む): 1942477992

約数和(自身を除く): 1083559412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3303533, 6607066, 13214132, 16517665, 33035330, 42945929, 66070660, 85891858, 171783716, 214729645, 429459290, 858918580]

約数ペア:

[(1, 858918580), (2, 429459290), (4, 214729645), (5, 171783716), (10, 85891858), (13, 66070660), (20, 42945929), (26, 33035330), (52, 16517665), (65, 13214132), (130, 6607066), (260, 3303533)]