38854760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{719}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 100569600

約数和(自身を除く): 61714840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 386, 719, 772, 965, 1351, 1438, 1544, 1930, 2702, 2876, 3595, 3860, 5033, 5404, 5752, 6755, 7190, 7720, 10066, 10808, 13510, 14380, 20132, 25165, 27020, 28760, 40264, 50330, 54040, 100660, 138767, 201320, 277534, 555068, 693835, 971369, 1110136, 1387670, 1942738, 2775340, 3885476, 4856845, 5550680, 7770952, 9713690, 19427380, 38854760]

約数ペア:

[(1, 38854760), (2, 19427380), (4, 9713690), (5, 7770952), (7, 5550680), (8, 4856845), (10, 3885476), (14, 2775340), (20, 1942738), (28, 1387670), (35, 1110136), (40, 971369), (56, 693835), (70, 555068), (140, 277534), (193, 201320), (280, 138767), (386, 100660), (719, 54040), (772, 50330), (965, 40264), (1351, 28760), (1438, 27020), (1544, 25165), (1930, 20132), (2702, 14380), (2876, 13510), (3595, 10808), (3860, 10066), (5033, 7720), (5404, 7190), (5752, 6755)]