498130240

素因数分解:

$2^6\times 5^1\times {\mathrm{1556657}}^1$

素因数の和:1556674

約数の個数: 28

約数和(自身を含む): 1186173396

約数和(自身を除く): 688043156

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1556657, 3113314, 6226628, 7783285, 12453256, 15566570, 24906512, 31133140, 49813024, 62266280, 99626048, 124532560, 249065120, 498130240]

約数ペア:

[(1, 498130240), (2, 249065120), (4, 124532560), (5, 99626048), (8, 62266280), (10, 49813024), (16, 31133140), (20, 24906512), (32, 15566570), (40, 12453256), (64, 7783285), (80, 6226628), (160, 3113314), (320, 1556657)]