13447120

素因数分解:

$2^4\times 5^1\times {\mathrm{168089}}^1$

素因数の和:168102

約数の個数: 20

約数和(自身を含む): 31264740

約数和(自身を除く): 17817620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 168089, 336178, 672356, 840445, 1344712, 1680890, 2689424, 3361780, 6723560, 13447120]

約数ペア:

[(1, 13447120), (2, 6723560), (4, 3361780), (5, 2689424), (8, 1680890), (10, 1344712), (16, 840445), (20, 672356), (40, 336178), (80, 168089)]