720992008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{190537}}^1$

素因数の和:190597

約数の個数: 32

約数和(自身を含む): 1509060960

約数和(自身を除く): 788068952

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 190537, 381074, 762148, 1524296, 2095907, 4191814, 8193091, 8383628, 16386182, 16767256, 32772364, 65544728, 90124001, 180248002, 360496004, 720992008]

約数ペア:

[(1, 720992008), (2, 360496004), (4, 180248002), (8, 90124001), (11, 65544728), (22, 32772364), (43, 16767256), (44, 16386182), (86, 8383628), (88, 8193091), (172, 4191814), (344, 2095907), (473, 1524296), (946, 762148), (1892, 381074), (3784, 190537)]