69378260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{495559}}^1$

素因数の和:495575

約数の個数: 24

約数和(自身を含む): 166508160

約数和(自身を除く): 97129900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 495559, 991118, 1982236, 2477795, 3468913, 4955590, 6937826, 9911180, 13875652, 17344565, 34689130, 69378260]

約数ペア:

[(1, 69378260), (2, 34689130), (4, 17344565), (5, 13875652), (7, 9911180), (10, 6937826), (14, 4955590), (20, 3468913), (28, 2477795), (35, 1982236), (70, 991118), (140, 495559)]