2019333020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{13033}}^1$

素因数の和:13230

約数の個数: 48

約数和(自身を含む): 4344388608

約数和(自身を除く): 2325055588

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 127, 244, 254, 305, 508, 610, 635, 1220, 1270, 2540, 7747, 13033, 15494, 26066, 30988, 38735, 52132, 65165, 77470, 130330, 154940, 260660, 795013, 1590026, 1655191, 3180052, 3310382, 3975065, 6620764, 7950130, 8275955, 15900260, 16551910, 33103820, 100966651, 201933302, 403866604, 504833255, 1009666510, 2019333020]

約数ペア:

[(1, 2019333020), (2, 1009666510), (4, 504833255), (5, 403866604), (10, 201933302), (20, 100966651), (61, 33103820), (122, 16551910), (127, 15900260), (244, 8275955), (254, 7950130), (305, 6620764), (508, 3975065), (610, 3310382), (635, 3180052), (1220, 1655191), (1270, 1590026), (2540, 795013), (7747, 260660), (13033, 154940), (15494, 130330), (26066, 77470), (30988, 65165), (38735, 52132)]