7117640

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1663}}^1$

素因数の和:1781

約数の個数: 32

約数和(自身を含む): 16174080

約数和(自身を除く): 9056440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 1663, 2140, 3326, 4280, 6652, 8315, 13304, 16630, 33260, 66520, 177941, 355882, 711764, 889705, 1423528, 1779410, 3558820, 7117640]

約数ペア:

[(1, 7117640), (2, 3558820), (4, 1779410), (5, 1423528), (8, 889705), (10, 711764), (20, 355882), (40, 177941), (107, 66520), (214, 33260), (428, 16630), (535, 13304), (856, 8315), (1070, 6652), (1663, 4280), (2140, 3326)]