86850260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{620359}}^1$

素因数の和:620375

約数の個数: 24

約数和(自身を含む): 208440960

約数和(自身を除く): 121590700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 620359, 1240718, 2481436, 3101795, 4342513, 6203590, 8685026, 12407180, 17370052, 21712565, 43425130, 86850260]

約数ペア:

[(1, 86850260), (2, 43425130), (4, 21712565), (5, 17370052), (7, 12407180), (10, 8685026), (14, 6203590), (20, 4342513), (28, 3101795), (35, 2481436), (70, 1240718), (140, 620359)]