39979808

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2143}}^1$

素因数の和:2217

約数の個数: 48

約数和(自身を含む): 87526656

約数和(自身を除く): 47546848

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 88, 106, 176, 212, 352, 424, 583, 848, 1166, 1696, 2143, 2332, 4286, 4664, 8572, 9328, 17144, 18656, 23573, 34288, 47146, 68576, 94292, 113579, 188584, 227158, 377168, 454316, 754336, 908632, 1249369, 1817264, 2498738, 3634528, 4997476, 9994952, 19989904, 39979808]

約数ペア:

[(1, 39979808), (2, 19989904), (4, 9994952), (8, 4997476), (11, 3634528), (16, 2498738), (22, 1817264), (32, 1249369), (44, 908632), (53, 754336), (88, 454316), (106, 377168), (176, 227158), (212, 188584), (352, 113579), (424, 94292), (583, 68576), (848, 47146), (1166, 34288), (1696, 23573), (2143, 18656), (2332, 17144), (4286, 9328), (4664, 8572)]