56685020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3931}}^1$

素因数の和:4050

約数の個数: 48

約数和(自身を含む): 137399808

約数和(自身を除く): 80714788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 3931, 7210, 7862, 14420, 15724, 19655, 27517, 39310, 55034, 78620, 110068, 137585, 275170, 404893, 550340, 809786, 1619572, 2024465, 2834251, 4048930, 5668502, 8097860, 11337004, 14171255, 28342510, 56685020]

約数ペア:

[(1, 56685020), (2, 28342510), (4, 14171255), (5, 11337004), (7, 8097860), (10, 5668502), (14, 4048930), (20, 2834251), (28, 2024465), (35, 1619572), (70, 809786), (103, 550340), (140, 404893), (206, 275170), (412, 137585), (515, 110068), (721, 78620), (1030, 55034), (1442, 39310), (2060, 27517), (2884, 19655), (3605, 15724), (3931, 14420), (7210, 7862)]