38491520

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:595

約数の個数: 64

約数和(自身を含む): 92901600

約数和(自身を除く): 54410080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 274, 320, 439, 548, 640, 685, 878, 1096, 1370, 1756, 2192, 2195, 2740, 3512, 4384, 4390, 5480, 7024, 8768, 8780, 10960, 14048, 17536, 17560, 21920, 28096, 35120, 43840, 56192, 60143, 70240, 87680, 120286, 140480, 240572, 280960, 300715, 481144, 601430, 962288, 1202860, 1924576, 2405720, 3849152, 4811440, 7698304, 9622880, 19245760, 38491520]

約数ペア:

[(1, 38491520), (2, 19245760), (4, 9622880), (5, 7698304), (8, 4811440), (10, 3849152), (16, 2405720), (20, 1924576), (32, 1202860), (40, 962288), (64, 601430), (80, 481144), (128, 300715), (137, 280960), (160, 240572), (274, 140480), (320, 120286), (439, 87680), (548, 70240), (640, 60143), (685, 56192), (878, 43840), (1096, 35120), (1370, 28096), (1756, 21920), (2192, 17560), (2195, 17536), (2740, 14048), (3512, 10960), (4384, 8780), (4390, 8768), (5480, 7024)]