204065810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{120749}}^1$

素因数の和:120782

約数の個数: 24

約数和(自身を含む): 397750500

約数和(自身を除く): 193684690

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 120749, 241498, 603745, 1207490, 1569737, 3139474, 7848685, 15697370, 20406581, 40813162, 102032905, 204065810]

約数ペア:

[(1, 204065810), (2, 102032905), (5, 40813162), (10, 20406581), (13, 15697370), (26, 7848685), (65, 3139474), (130, 1569737), (169, 1207490), (338, 603745), (845, 241498), (1690, 120749)]