720355532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{189767}}^1$

素因数の和:189857

約数の個数: 24

約数和(自身を含む): 1376197536

約数和(自身を除く): 655842004

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 189767, 379534, 759068, 2466971, 4933942, 9867884, 13852991, 27705982, 55411964, 180088883, 360177766, 720355532]

約数ペア:

[(1, 720355532), (2, 360177766), (4, 180088883), (13, 55411964), (26, 27705982), (52, 13852991), (73, 9867884), (146, 4933942), (292, 2466971), (949, 759068), (1898, 379534), (3796, 189767)]