27992720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 120

約数和(自身を含む): 78157944

約数和(自身を除く): 50165224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 185, 193, 196, 245, 259, 280, 296, 370, 386, 392, 490, 518, 560, 592, 740, 772, 784, 965, 980, 1036, 1295, 1351, 1480, 1544, 1813, 1930, 1960, 2072, 2590, 2702, 2960, 3088, 3626, 3860, 3920, 4144, 5180, 5404, 6755, 7141, 7252, 7720, 9065, 9457, 10360, 10808, 13510, 14282, 14504, 15440, 18130, 18914, 20720, 21616, 27020, 28564, 29008, 35705, 36260, 37828, 47285, 49987, 54040, 57128, 71410, 72520, 75656, 94570, 99974, 108080, 114256, 142820, 145040, 151312, 189140, 199948, 249935, 285640, 349909, 378280, 399896, 499870, 571280, 699818, 756560, 799792, 999740, 1399636, 1749545, 1999480, 2799272, 3499090, 3998960, 5598544, 6998180, 13996360, 27992720]

約数ペア:

[(1, 27992720), (2, 13996360), (4, 6998180), (5, 5598544), (7, 3998960), (8, 3499090), (10, 2799272), (14, 1999480), (16, 1749545), (20, 1399636), (28, 999740), (35, 799792), (37, 756560), (40, 699818), (49, 571280), (56, 499870), (70, 399896), (74, 378280), (80, 349909), (98, 285640), (112, 249935), (140, 199948), (148, 189140), (185, 151312), (193, 145040), (196, 142820), (245, 114256), (259, 108080), (280, 99974), (296, 94570), (370, 75656), (386, 72520), (392, 71410), (490, 57128), (518, 54040), (560, 49987), (592, 47285), (740, 37828), (772, 36260), (784, 35705), (965, 29008), (980, 28564), (1036, 27020), (1295, 21616), (1351, 20720), (1480, 18914), (1544, 18130), (1813, 15440), (1930, 14504), (1960, 14282), (2072, 13510), (2590, 10808), (2702, 10360), (2960, 9457), (3088, 9065), (3626, 7720), (3860, 7252), (3920, 7141), (4144, 6755), (5180, 5404)]