1549262480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{450367}}^1$

素因数の和:450423

約数の個数: 40

約数和(自身を含む): 3685811712

約数和(自身を除く): 2136549232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 450367, 900734, 1801468, 2251835, 3602936, 4503670, 7205872, 9007340, 18014680, 19365781, 36029360, 38731562, 77463124, 96828905, 154926248, 193657810, 309852496, 387315620, 774631240, 1549262480]

約数ペア:

[(1, 1549262480), (2, 774631240), (4, 387315620), (5, 309852496), (8, 193657810), (10, 154926248), (16, 96828905), (20, 77463124), (40, 38731562), (43, 36029360), (80, 19365781), (86, 18014680), (172, 9007340), (215, 7205872), (344, 4503670), (430, 3602936), (688, 2251835), (860, 1801468), (1720, 900734), (3440, 450367)]