1778660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6841}}^1$

素因数の和:6863

約数の個数: 24

約数和(自身を含む): 4023096

約数和(自身を除く): 2244436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6841, 13682, 27364, 34205, 68410, 88933, 136820, 177866, 355732, 444665, 889330, 1778660]

約数ペア:

[(1, 1778660), (2, 889330), (4, 444665), (5, 355732), (10, 177866), (13, 136820), (20, 88933), (26, 68410), (52, 34205), (65, 27364), (130, 13682), (260, 6841)]