28960672

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1685

約数の個数: 48

約数和(自身を含む): 62868960

約数和(自身を除く): 33908288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 1619, 2236, 3238, 4472, 6476, 8944, 12952, 17888, 21047, 25904, 42094, 51808, 69617, 84188, 139234, 168376, 278468, 336752, 556936, 673504, 905021, 1113872, 1810042, 2227744, 3620084, 7240168, 14480336, 28960672]

約数ペア:

[(1, 28960672), (2, 14480336), (4, 7240168), (8, 3620084), (13, 2227744), (16, 1810042), (26, 1113872), (32, 905021), (43, 673504), (52, 556936), (86, 336752), (104, 278468), (172, 168376), (208, 139234), (344, 84188), (416, 69617), (559, 51808), (688, 42094), (1118, 25904), (1376, 21047), (1619, 17888), (2236, 12952), (3238, 8944), (4472, 6476)]