40577648

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:609

約数の個数: 40

約数和(自身を含む): 81021600

約数和(自身を除く): 40443952

約数列:

[1, 2, 4, 8, 16, 53, 106, 109, 212, 218, 424, 436, 439, 848, 872, 878, 1744, 1756, 3512, 5777, 7024, 11554, 23108, 23267, 46216, 46534, 47851, 92432, 93068, 95702, 186136, 191404, 372272, 382808, 765616, 2536103, 5072206, 10144412, 20288824, 40577648]

約数ペア:

[(1, 40577648), (2, 20288824), (4, 10144412), (8, 5072206), (16, 2536103), (53, 765616), (106, 382808), (109, 372272), (212, 191404), (218, 186136), (424, 95702), (436, 93068), (439, 92432), (848, 47851), (872, 46534), (878, 46216), (1744, 23267), (1756, 23108), (3512, 11554), (5777, 7024)]