5428130480

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{214043}}^1$

素因数の和:214373

約数の個数: 40

約数和(自身を含む): 12660274512

約数和(自身を除く): 7232144032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 5072, 6340, 12680, 25360, 214043, 428086, 856172, 1070215, 1712344, 2140430, 3424688, 4280860, 8561720, 17123440, 67851631, 135703262, 271406524, 339258155, 542813048, 678516310, 1085626096, 1357032620, 2714065240, 5428130480]

約数ペア:

[(1, 5428130480), (2, 2714065240), (4, 1357032620), (5, 1085626096), (8, 678516310), (10, 542813048), (16, 339258155), (20, 271406524), (40, 135703262), (80, 67851631), (317, 17123440), (634, 8561720), (1268, 4280860), (1585, 3424688), (2536, 2140430), (3170, 1712344), (5072, 1070215), (6340, 856172), (12680, 428086), (25360, 214043)]