20085730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6673}}^1$

素因数の和:6730

約数の個数: 32

約数和(自身を含む): 42286464

約数和(自身を除く): 22200734

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 6673, 13346, 33365, 46711, 66730, 93422, 233555, 286939, 467110, 573878, 1434695, 2008573, 2869390, 4017146, 10042865, 20085730]

約数ペア:

[(1, 20085730), (2, 10042865), (5, 4017146), (7, 2869390), (10, 2008573), (14, 1434695), (35, 573878), (43, 467110), (70, 286939), (86, 233555), (215, 93422), (301, 66730), (430, 46711), (602, 33365), (1505, 13346), (3010, 6673)]