420984004

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{100907}}^1$

素因数の和:101067

約数の個数: 24

約数和(自身を含む): 847627200

約数和(自身を除く): 426643196

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 100907, 201814, 403628, 706349, 1412698, 2825396, 15035143, 30070286, 60140572, 105246001, 210492002, 420984004]

約数ペア:

[(1, 420984004), (2, 210492002), (4, 105246001), (7, 60140572), (14, 30070286), (28, 15035143), (149, 2825396), (298, 1412698), (596, 706349), (1043, 403628), (2086, 201814), (4172, 100907)]