3955280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{1009}}^1$

素因数の和:1036

約数の個数: 60

約数和(自身を含む): 10708020

約数和(自身を除く): 6752740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1009, 1960, 2018, 3920, 4036, 5045, 7063, 8072, 10090, 14126, 16144, 20180, 28252, 35315, 40360, 49441, 56504, 70630, 80720, 98882, 113008, 141260, 197764, 247205, 282520, 395528, 494410, 565040, 791056, 988820, 1977640, 3955280]

約数ペア:

[(1, 3955280), (2, 1977640), (4, 988820), (5, 791056), (7, 565040), (8, 494410), (10, 395528), (14, 282520), (16, 247205), (20, 197764), (28, 141260), (35, 113008), (40, 98882), (49, 80720), (56, 70630), (70, 56504), (80, 49441), (98, 40360), (112, 35315), (140, 28252), (196, 20180), (245, 16144), (280, 14126), (392, 10090), (490, 8072), (560, 7063), (784, 5045), (980, 4036), (1009, 3920), (1960, 2018)]