720293756

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{10253}}^1$

素因数の和:10470

約数の個数: 48

約数和(自身を含む): 1559592384

約数和(自身を除く): 839298628

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 193, 364, 386, 772, 1351, 2509, 2702, 5018, 5404, 10036, 10253, 17563, 20506, 35126, 41012, 70252, 71771, 133289, 143542, 266578, 287084, 533156, 933023, 1866046, 1978829, 3732092, 3957658, 7915316, 13851803, 25724777, 27703606, 51449554, 55407212, 102899108, 180073439, 360146878, 720293756]

約数ペア:

[(1, 720293756), (2, 360146878), (4, 180073439), (7, 102899108), (13, 55407212), (14, 51449554), (26, 27703606), (28, 25724777), (52, 13851803), (91, 7915316), (182, 3957658), (193, 3732092), (364, 1978829), (386, 1866046), (772, 933023), (1351, 533156), (2509, 287084), (2702, 266578), (5018, 143542), (5404, 133289), (10036, 71771), (10253, 70252), (17563, 41012), (20506, 35126)]