8460440

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{823}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 19133280

約数和(自身を除く): 10672840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 823, 1028, 1285, 1646, 2056, 2570, 3292, 4115, 5140, 6584, 8230, 10280, 16460, 32920, 211511, 423022, 846044, 1057555, 1692088, 2115110, 4230220, 8460440]

約数ペア:

[(1, 8460440), (2, 4230220), (4, 2115110), (5, 1692088), (8, 1057555), (10, 846044), (20, 423022), (40, 211511), (257, 32920), (514, 16460), (823, 10280), (1028, 8230), (1285, 6584), (1646, 5140), (2056, 4115), (2570, 3292)]