2478580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9533}}^1$

素因数の和:9555

約数の個数: 24

約数和(自身を含む): 5605992

約数和(自身を除く): 3127412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 9533, 19066, 38132, 47665, 95330, 123929, 190660, 247858, 495716, 619645, 1239290, 2478580]

約数ペア:

[(1, 2478580), (2, 1239290), (4, 619645), (5, 495716), (10, 247858), (13, 190660), (20, 123929), (26, 95330), (52, 47665), (65, 38132), (130, 19066), (260, 9533)]