123510040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{593}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 287400960

約数和(自身を除く): 163890920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 127, 164, 205, 254, 328, 410, 508, 593, 635, 820, 1016, 1186, 1270, 1640, 2372, 2540, 2965, 4744, 5080, 5207, 5930, 10414, 11860, 20828, 23720, 24313, 26035, 41656, 48626, 52070, 75311, 97252, 104140, 121565, 150622, 194504, 208280, 243130, 301244, 376555, 486260, 602488, 753110, 972520, 1506220, 3012440, 3087751, 6175502, 12351004, 15438755, 24702008, 30877510, 61755020, 123510040]

約数ペア:

[(1, 123510040), (2, 61755020), (4, 30877510), (5, 24702008), (8, 15438755), (10, 12351004), (20, 6175502), (40, 3087751), (41, 3012440), (82, 1506220), (127, 972520), (164, 753110), (205, 602488), (254, 486260), (328, 376555), (410, 301244), (508, 243130), (593, 208280), (635, 194504), (820, 150622), (1016, 121565), (1186, 104140), (1270, 97252), (1640, 75311), (2372, 52070), (2540, 48626), (2965, 41656), (4744, 26035), (5080, 24313), (5207, 23720), (5930, 20828), (10414, 11860)]