940016560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1678601}}^1$

素因数の和:1678621

約数の個数: 40

約数和(自身を含む): 2497759776

約数和(自身を除く): 1557743216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1678601, 3357202, 6714404, 8393005, 11750207, 13428808, 16786010, 23500414, 26857616, 33572020, 47000828, 58751035, 67144040, 94001656, 117502070, 134288080, 188003312, 235004140, 470008280, 940016560]

約数ペア:

[(1, 940016560), (2, 470008280), (4, 235004140), (5, 188003312), (7, 134288080), (8, 117502070), (10, 94001656), (14, 67144040), (16, 58751035), (20, 47000828), (28, 33572020), (35, 26857616), (40, 23500414), (56, 16786010), (70, 13428808), (80, 11750207), (112, 8393005), (140, 6714404), (280, 3357202), (560, 1678601)]