16511180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{117937}}^1$

素因数の和:117953

約数の個数: 24

約数和(自身を含む): 39627168

約数和(自身を除く): 23115988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 117937, 235874, 471748, 589685, 825559, 1179370, 1651118, 2358740, 3302236, 4127795, 8255590, 16511180]

約数ペア:

[(1, 16511180), (2, 8255590), (4, 4127795), (5, 3302236), (7, 2358740), (10, 1651118), (14, 1179370), (20, 825559), (28, 589685), (35, 471748), (70, 235874), (140, 117937)]