9426820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2789}}^1$

素因数の和:2824

約数の個数: 36

約数和(自身を含む): 21443940

約数和(自身を除く): 12017120

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2789, 3380, 5578, 11156, 13945, 27890, 36257, 55780, 72514, 145028, 181285, 362570, 471341, 725140, 942682, 1885364, 2356705, 4713410, 9426820]

約数ペア:

[(1, 9426820), (2, 4713410), (4, 2356705), (5, 1885364), (10, 942682), (13, 725140), (20, 471341), (26, 362570), (52, 181285), (65, 145028), (130, 72514), (169, 55780), (260, 36257), (338, 27890), (676, 13945), (845, 11156), (1690, 5578), (2789, 3380)]