2056505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:424

約数の個数: 16

約数和(自身を含む): 2721600

約数和(自身を除く): 665095

約数列:

[1, 5, 11, 55, 139, 269, 695, 1345, 1529, 2959, 7645, 14795, 37391, 186955, 411301, 2056505]

約数ペア:

[(1, 2056505), (5, 411301), (11, 186955), (55, 37391), (139, 14795), (269, 7645), (695, 2959), (1345, 1529)]