30696880

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1087}}^1$

素因数の和:1453

約数の個数: 40

約数和(自身を含む): 71638272

約数和(自身を除く): 40941392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1087, 1412, 1765, 2174, 2824, 3530, 4348, 5435, 5648, 7060, 8696, 10870, 14120, 17392, 21740, 28240, 43480, 86960, 383711, 767422, 1534844, 1918555, 3069688, 3837110, 6139376, 7674220, 15348440, 30696880]

約数ペア:

[(1, 30696880), (2, 15348440), (4, 7674220), (5, 6139376), (8, 3837110), (10, 3069688), (16, 1918555), (20, 1534844), (40, 767422), (80, 383711), (353, 86960), (706, 43480), (1087, 28240), (1412, 21740), (1765, 17392), (2174, 14120), (2824, 10870), (3530, 8696), (4348, 7060), (5435, 5648)]