30992336

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:579

約数の個数: 40

約数和(自身を含む): 62165664

約数和(自身を除く): 31173328

約数列:

[1, 2, 4, 8, 16, 43, 86, 107, 172, 214, 344, 421, 428, 688, 842, 856, 1684, 1712, 3368, 4601, 6736, 9202, 18103, 18404, 36206, 36808, 45047, 72412, 73616, 90094, 144824, 180188, 289648, 360376, 720752, 1937021, 3874042, 7748084, 15496168, 30992336]

約数ペア:

[(1, 30992336), (2, 15496168), (4, 7748084), (8, 3874042), (16, 1937021), (43, 720752), (86, 360376), (107, 289648), (172, 180188), (214, 144824), (344, 90094), (421, 73616), (428, 72412), (688, 45047), (842, 36808), (856, 36206), (1684, 18404), (1712, 18103), (3368, 9202), (4601, 6736)]