289188580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{12161}}^1$

素因数の和:12240

約数の個数: 48

約数和(自身を含む): 643613040

約数和(自身を除く): 354424460

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 4756, 5945, 11890, 12161, 23780, 24322, 48644, 60805, 121610, 243220, 352669, 498601, 705338, 997202, 1410676, 1763345, 1994404, 2493005, 3526690, 4986010, 7053380, 9972020, 14459429, 28918858, 57837716, 72297145, 144594290, 289188580]

約数ペア:

[(1, 289188580), (2, 144594290), (4, 72297145), (5, 57837716), (10, 28918858), (20, 14459429), (29, 9972020), (41, 7053380), (58, 4986010), (82, 3526690), (116, 2493005), (145, 1994404), (164, 1763345), (205, 1410676), (290, 997202), (410, 705338), (580, 498601), (820, 352669), (1189, 243220), (2378, 121610), (4756, 60805), (5945, 48644), (11890, 24322), (12161, 23780)]