20138082220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2281}}^1\times {\mathrm{6047}}^1$

素因数の和:8410

約数の個数: 48

約数和(自身を含む): 42895173888

約数和(自身を除く): 22757091668

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 2281, 4562, 6047, 9124, 11405, 12094, 22810, 24188, 30235, 45620, 60470, 120940, 166513, 333026, 441431, 666052, 832565, 882862, 1665130, 1765724, 2207155, 3330260, 4414310, 8828620, 13793207, 27586414, 55172828, 68966035, 137932070, 275864140, 1006904111, 2013808222, 4027616444, 5034520555, 10069041110, 20138082220]

約数ペア:

[(1, 20138082220), (2, 10069041110), (4, 5034520555), (5, 4027616444), (10, 2013808222), (20, 1006904111), (73, 275864140), (146, 137932070), (292, 68966035), (365, 55172828), (730, 27586414), (1460, 13793207), (2281, 8828620), (4562, 4414310), (6047, 3330260), (9124, 2207155), (11405, 1765724), (12094, 1665130), (22810, 882862), (24188, 832565), (30235, 666052), (45620, 441431), (60470, 333026), (120940, 166513)]