207933320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{742619}}^1$

素因数の和:742637

約数の個数: 32

約数和(自身を含む): 534686400

約数和(自身を除く): 326753080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 742619, 1485238, 2970476, 3713095, 5198333, 5940952, 7426190, 10396666, 14852380, 20793332, 25991665, 29704760, 41586664, 51983330, 103966660, 207933320]

約数ペア:

[(1, 207933320), (2, 103966660), (4, 51983330), (5, 41586664), (7, 29704760), (8, 25991665), (10, 20793332), (14, 14852380), (20, 10396666), (28, 7426190), (35, 5940952), (40, 5198333), (56, 3713095), (70, 2970476), (140, 1485238), (280, 742619)]