2013102638920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1170408511}}^1$

素因数の和:1170408565

約数の個数: 32

約数和(自身を含む): 4634817707520

約数和(自身を除く): 2621715068600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1170408511, 2340817022, 4681634044, 5852042555, 9363268088, 11704085110, 23408170220, 46816340440, 50327565973, 100655131946, 201310263892, 251637829865, 402620527784, 503275659730, 1006551319460, 2013102638920]

約数ペア:

[(1, 2013102638920), (2, 1006551319460), (4, 503275659730), (5, 402620527784), (8, 251637829865), (10, 201310263892), (20, 100655131946), (40, 50327565973), (43, 46816340440), (86, 23408170220), (172, 11704085110), (215, 9363268088), (344, 5852042555), (430, 4681634044), (860, 2340817022), (1720, 1170408511)]