16776880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4877}}^1$

素因数の和:4933

約数の個数: 40

約数和(自身を含む): 39921552

約数和(自身を除く): 23144672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4877, 9754, 19508, 24385, 39016, 48770, 78032, 97540, 195080, 209711, 390160, 419422, 838844, 1048555, 1677688, 2097110, 3355376, 4194220, 8388440, 16776880]

約数ペア:

[(1, 16776880), (2, 8388440), (4, 4194220), (5, 3355376), (8, 2097110), (10, 1677688), (16, 1048555), (20, 838844), (40, 419422), (43, 390160), (80, 209711), (86, 195080), (172, 97540), (215, 78032), (344, 48770), (430, 39016), (688, 24385), (860, 19508), (1720, 9754), (3440, 4877)]