28903280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{51613}}^1$

素因数の和:51633

約数の個数: 40

約数和(自身を含む): 76801632

約数和(自身を除く): 47898352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 51613, 103226, 206452, 258065, 361291, 412904, 516130, 722582, 825808, 1032260, 1445164, 1806455, 2064520, 2890328, 3612910, 4129040, 5780656, 7225820, 14451640, 28903280]

約数ペア:

[(1, 28903280), (2, 14451640), (4, 7225820), (5, 5780656), (7, 4129040), (8, 3612910), (10, 2890328), (14, 2064520), (16, 1806455), (20, 1445164), (28, 1032260), (35, 825808), (40, 722582), (56, 516130), (70, 412904), (80, 361291), (112, 258065), (140, 206452), (280, 103226), (560, 51613)]