720824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 1512000

約数和(自身を除く): 791176

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 239, 377, 478, 754, 956, 1508, 1912, 3016, 3107, 6214, 6931, 12428, 13862, 24856, 27724, 55448, 90103, 180206, 360412, 720824]

約数ペア:

[(1, 720824), (2, 360412), (4, 180206), (8, 90103), (13, 55448), (26, 27724), (29, 24856), (52, 13862), (58, 12428), (104, 6931), (116, 6214), (232, 3107), (239, 3016), (377, 1912), (478, 1508), (754, 956)]