20161937140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{269761}}^1$

素因数の和:269908

約数の個数: 48

約数和(自身を含む): 43915095504

約数和(自身を除く): 23753158364

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 101, 148, 185, 202, 370, 404, 505, 740, 1010, 2020, 3737, 7474, 14948, 18685, 37370, 74740, 269761, 539522, 1079044, 1348805, 2697610, 5395220, 9981157, 19962314, 27245861, 39924628, 49905785, 54491722, 99811570, 108983444, 136229305, 199623140, 272458610, 544917220, 1008096857, 2016193714, 4032387428, 5040484285, 10080968570, 20161937140]

約数ペア:

[(1, 20161937140), (2, 10080968570), (4, 5040484285), (5, 4032387428), (10, 2016193714), (20, 1008096857), (37, 544917220), (74, 272458610), (101, 199623140), (148, 136229305), (185, 108983444), (202, 99811570), (370, 54491722), (404, 49905785), (505, 39924628), (740, 27245861), (1010, 19962314), (2020, 9981157), (3737, 5395220), (7474, 2697610), (14948, 1348805), (18685, 1079044), (37370, 539522), (74740, 269761)]