280056592

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{407059}}^1$

素因数の和:407110

約数の個数: 20

約数和(自身を含む): 555229840

約数和(自身を除く): 275173248

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 407059, 814118, 1628236, 3256472, 6512944, 17503537, 35007074, 70014148, 140028296, 280056592]

約数ペア:

[(1, 280056592), (2, 140028296), (4, 70014148), (8, 35007074), (16, 17503537), (43, 6512944), (86, 3256472), (172, 1628236), (344, 814118), (688, 407059)]