42506320

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2753}}^1$

素因数の和:2959

約数の個数: 40

約数和(自身を含む): 99375336

約数和(自身を除く): 56869016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 2753, 3088, 3860, 5506, 7720, 11012, 13765, 15440, 22024, 27530, 44048, 55060, 110120, 220240, 531329, 1062658, 2125316, 2656645, 4250632, 5313290, 8501264, 10626580, 21253160, 42506320]

約数ペア:

[(1, 42506320), (2, 21253160), (4, 10626580), (5, 8501264), (8, 5313290), (10, 4250632), (16, 2656645), (20, 2125316), (40, 1062658), (80, 531329), (193, 220240), (386, 110120), (772, 55060), (965, 44048), (1544, 27530), (1930, 22024), (2753, 15440), (3088, 13765), (3860, 11012), (5506, 7720)]