19245760

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:593

約数の個数: 56

約数和(自身を含む): 46268640

約数和(自身を除く): 27022880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 320, 439, 548, 685, 878, 1096, 1370, 1756, 2192, 2195, 2740, 3512, 4384, 4390, 5480, 7024, 8768, 8780, 10960, 14048, 17560, 21920, 28096, 35120, 43840, 60143, 70240, 120286, 140480, 240572, 300715, 481144, 601430, 962288, 1202860, 1924576, 2405720, 3849152, 4811440, 9622880, 19245760]

約数ペア:

[(1, 19245760), (2, 9622880), (4, 4811440), (5, 3849152), (8, 2405720), (10, 1924576), (16, 1202860), (20, 962288), (32, 601430), (40, 481144), (64, 300715), (80, 240572), (137, 140480), (160, 120286), (274, 70240), (320, 60143), (439, 43840), (548, 35120), (685, 28096), (878, 21920), (1096, 17560), (1370, 14048), (1756, 10960), (2192, 8780), (2195, 8768), (2740, 7024), (3512, 5480), (4384, 4390)]