8961940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34469}}^1$

素因数の和:34491

約数の個数: 24

約数和(自身を含む): 20268360

約数和(自身を除く): 11306420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 34469, 68938, 137876, 172345, 344690, 448097, 689380, 896194, 1792388, 2240485, 4480970, 8961940]

約数ペア:

[(1, 8961940), (2, 4480970), (4, 2240485), (5, 1792388), (10, 896194), (13, 689380), (20, 448097), (26, 344690), (52, 172345), (65, 137876), (130, 68938), (260, 34469)]