71364440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{254873}}^1$

素因数の和:254891

約数の個数: 32

約数和(自身を含む): 183509280

約数和(自身を除く): 112144840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 254873, 509746, 1019492, 1274365, 1784111, 2038984, 2548730, 3568222, 5097460, 7136444, 8920555, 10194920, 14272888, 17841110, 35682220, 71364440]

約数ペア:

[(1, 71364440), (2, 35682220), (4, 17841110), (5, 14272888), (7, 10194920), (8, 8920555), (10, 7136444), (14, 5097460), (20, 3568222), (28, 2548730), (35, 2038984), (40, 1784111), (56, 1274365), (70, 1019492), (140, 509746), (280, 254873)]