30378728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1607}}^1$

素因数の和:1769

約数の個数: 32

約数和(自身を含む): 60782400

約数和(自身を除く): 30403672

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 1607, 2363, 3214, 4726, 6428, 9452, 12856, 18904, 27319, 54638, 109276, 218552, 223373, 446746, 893492, 1786984, 3797341, 7594682, 15189364, 30378728]

約数ペア:

[(1, 30378728), (2, 15189364), (4, 7594682), (8, 3797341), (17, 1786984), (34, 893492), (68, 446746), (136, 223373), (139, 218552), (278, 109276), (556, 54638), (1112, 27319), (1607, 18904), (2363, 12856), (3214, 9452), (4726, 6428)]