38990224

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 94716160

約数和(自身を除く): 55725936

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 61, 91, 104, 112, 122, 182, 208, 244, 364, 427, 439, 488, 728, 793, 854, 878, 976, 1456, 1586, 1708, 1756, 3073, 3172, 3416, 3512, 5551, 5707, 6146, 6344, 6832, 7024, 11102, 11414, 12292, 12688, 22204, 22828, 24584, 26779, 39949, 44408, 45656, 49168, 53558, 79898, 88816, 91312, 107116, 159796, 187453, 214232, 319592, 348127, 374906, 428464, 639184, 696254, 749812, 1392508, 1499624, 2436889, 2785016, 2999248, 4873778, 5570032, 9747556, 19495112, 38990224]

約数ペア:

[(1, 38990224), (2, 19495112), (4, 9747556), (7, 5570032), (8, 4873778), (13, 2999248), (14, 2785016), (16, 2436889), (26, 1499624), (28, 1392508), (52, 749812), (56, 696254), (61, 639184), (91, 428464), (104, 374906), (112, 348127), (122, 319592), (182, 214232), (208, 187453), (244, 159796), (364, 107116), (427, 91312), (439, 88816), (488, 79898), (728, 53558), (793, 49168), (854, 45656), (878, 44408), (976, 39949), (1456, 26779), (1586, 24584), (1708, 22828), (1756, 22204), (3073, 12688), (3172, 12292), (3416, 11414), (3512, 11102), (5551, 7024), (5707, 6832), (6146, 6344)]