204513140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{786589}}^1$

素因数の和:786611

約数の個数: 24

約数和(自身を含む): 462514920

約数和(自身を除く): 258001780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 786589, 1573178, 3146356, 3932945, 7865890, 10225657, 15731780, 20451314, 40902628, 51128285, 102256570, 204513140]

約数ペア:

[(1, 204513140), (2, 102256570), (4, 51128285), (5, 40902628), (10, 20451314), (13, 15731780), (20, 10225657), (26, 7865890), (52, 3932945), (65, 3146356), (130, 1573178), (260, 786589)]