6558020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 15899520

約数和(自身を除く): 9341500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 337, 556, 674, 695, 973, 1348, 1390, 1685, 1946, 2359, 2780, 3370, 3892, 4718, 4865, 6740, 9436, 9730, 11795, 19460, 23590, 46843, 47180, 93686, 187372, 234215, 327901, 468430, 655802, 936860, 1311604, 1639505, 3279010, 6558020]

約数ペア:

[(1, 6558020), (2, 3279010), (4, 1639505), (5, 1311604), (7, 936860), (10, 655802), (14, 468430), (20, 327901), (28, 234215), (35, 187372), (70, 93686), (139, 47180), (140, 46843), (278, 23590), (337, 19460), (556, 11795), (674, 9730), (695, 9436), (973, 6740), (1348, 4865), (1390, 4718), (1685, 3892), (1946, 3370), (2359, 2780)]