28065730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 66189312

約数和(自身を除く): 38123582

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 49, 55, 70, 77, 82, 98, 110, 127, 154, 205, 245, 254, 287, 385, 410, 451, 490, 539, 574, 635, 770, 889, 902, 1078, 1270, 1397, 1435, 1778, 2009, 2255, 2695, 2794, 2870, 3157, 4018, 4445, 4510, 5207, 5390, 6223, 6314, 6985, 8890, 9779, 10045, 10414, 12446, 13970, 15785, 19558, 20090, 22099, 26035, 31115, 31570, 36449, 44198, 48895, 52070, 57277, 62230, 68453, 72898, 97790, 110495, 114554, 136906, 182245, 220990, 255143, 286385, 342265, 364490, 400939, 510286, 572770, 684530, 801878, 1275715, 2004695, 2551430, 2806573, 4009390, 5613146, 14032865, 28065730]

約数ペア:

[(1, 28065730), (2, 14032865), (5, 5613146), (7, 4009390), (10, 2806573), (11, 2551430), (14, 2004695), (22, 1275715), (35, 801878), (41, 684530), (49, 572770), (55, 510286), (70, 400939), (77, 364490), (82, 342265), (98, 286385), (110, 255143), (127, 220990), (154, 182245), (205, 136906), (245, 114554), (254, 110495), (287, 97790), (385, 72898), (410, 68453), (451, 62230), (490, 57277), (539, 52070), (574, 48895), (635, 44198), (770, 36449), (889, 31570), (902, 31115), (1078, 26035), (1270, 22099), (1397, 20090), (1435, 19558), (1778, 15785), (2009, 13970), (2255, 12446), (2695, 10414), (2794, 10045), (2870, 9779), (3157, 8890), (4018, 6985), (4445, 6314), (4510, 6223), (5207, 5390)]