56122340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 122094000

約数和(自身を除く): 65971660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 149, 185, 298, 370, 509, 596, 740, 745, 1018, 1490, 2036, 2545, 2980, 5090, 5513, 10180, 11026, 18833, 22052, 27565, 37666, 55130, 75332, 75841, 94165, 110260, 151682, 188330, 303364, 376660, 379205, 758410, 1516820, 2806117, 5612234, 11224468, 14030585, 28061170, 56122340]

約数ペア:

[(1, 56122340), (2, 28061170), (4, 14030585), (5, 11224468), (10, 5612234), (20, 2806117), (37, 1516820), (74, 758410), (148, 379205), (149, 376660), (185, 303364), (298, 188330), (370, 151682), (509, 110260), (596, 94165), (740, 75841), (745, 75332), (1018, 55130), (1490, 37666), (2036, 27565), (2545, 22052), (2980, 18833), (5090, 11026), (5513, 10180)]