12587990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74047}}^1$

素因数の和:74071

約数の個数: 16

約数和(自身を含む): 23991552

約数和(自身を除く): 11403562

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 74047, 148094, 370235, 740470, 1258799, 2517598, 6293995, 12587990]

約数ペア:

[(1, 12587990), (2, 6293995), (5, 2517598), (10, 1258799), (17, 740470), (34, 370235), (85, 148094), (170, 74047)]