16259180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 40678848

約数和(自身を除く): 24419668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 353, 470, 490, 658, 706, 940, 980, 1316, 1412, 1645, 1765, 2303, 2471, 3290, 3530, 4606, 4942, 6580, 7060, 9212, 9884, 11515, 12355, 16591, 17297, 23030, 24710, 33182, 34594, 46060, 49420, 66364, 69188, 82955, 86485, 116137, 165910, 172970, 232274, 331820, 345940, 464548, 580685, 812959, 1161370, 1625918, 2322740, 3251836, 4064795, 8129590, 16259180]

約数ペア:

[(1, 16259180), (2, 8129590), (4, 4064795), (5, 3251836), (7, 2322740), (10, 1625918), (14, 1161370), (20, 812959), (28, 580685), (35, 464548), (47, 345940), (49, 331820), (70, 232274), (94, 172970), (98, 165910), (140, 116137), (188, 86485), (196, 82955), (235, 69188), (245, 66364), (329, 49420), (353, 46060), (470, 34594), (490, 33182), (658, 24710), (706, 23030), (940, 17297), (980, 16591), (1316, 12355), (1412, 11515), (1645, 9884), (1765, 9212), (2303, 7060), (2471, 6580), (3290, 4942), (3530, 4606)]