28977760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{25873}}^1$

素因数の和:25895

約数の個数: 48

約数和(自身を含む): 78242976

約数和(自身を除く): 49265216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 25873, 51746, 103492, 129365, 181111, 206984, 258730, 362222, 413968, 517460, 724444, 827936, 905555, 1034920, 1448888, 1811110, 2069840, 2897776, 3622220, 4139680, 5795552, 7244440, 14488880, 28977760]

約数ペア:

[(1, 28977760), (2, 14488880), (4, 7244440), (5, 5795552), (7, 4139680), (8, 3622220), (10, 2897776), (14, 2069840), (16, 1811110), (20, 1448888), (28, 1034920), (32, 905555), (35, 827936), (40, 724444), (56, 517460), (70, 413968), (80, 362222), (112, 258730), (140, 206984), (160, 181111), (224, 129365), (280, 103492), (560, 51746), (1120, 25873)]