12983780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{8893}}^1$

素因数の和:8975

約数の個数: 24

約数和(自身を含む): 27642552

約数和(自身を除く): 14658772

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 8893, 17786, 35572, 44465, 88930, 177860, 649189, 1298378, 2596756, 3245945, 6491890, 12983780]

約数ペア:

[(1, 12983780), (2, 6491890), (4, 3245945), (5, 2596756), (10, 1298378), (20, 649189), (73, 177860), (146, 88930), (292, 44465), (365, 35572), (730, 17786), (1460, 8893)]