980716988

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{947}}^1\times {\mathrm{2909}}^1$

素因数の和:3949

約数の個数: 24

約数和(自身を含む): 1737968400

約数和(自身を除く): 757251412

約数列:

[1, 2, 4, 89, 178, 356, 947, 1894, 2909, 3788, 5818, 11636, 84283, 168566, 258901, 337132, 517802, 1035604, 2754823, 5509646, 11019292, 245179247, 490358494, 980716988]

約数ペア:

[(1, 980716988), (2, 490358494), (4, 245179247), (89, 11019292), (178, 5509646), (356, 2754823), (947, 1035604), (1894, 517802), (2909, 337132), (3788, 258901), (5818, 168566), (11636, 84283)]