1990283344

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{1741}}^1$

素因数の和:1988

約数の個数: 80

約数和(自身を含む): 4510247040

約数和(自身を除く): 2519963696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 173, 236, 346, 413, 472, 692, 826, 944, 1211, 1384, 1652, 1741, 2422, 2768, 3304, 3482, 4844, 6608, 6964, 9688, 10207, 12187, 13928, 19376, 20414, 24374, 27856, 40828, 48748, 71449, 81656, 97496, 102719, 142898, 163312, 194992, 205438, 285796, 301193, 410876, 571592, 602386, 719033, 821752, 1143184, 1204772, 1438066, 1643504, 2108351, 2409544, 2876132, 4216702, 4819088, 5752264, 8433404, 11504528, 16866808, 17770387, 33733616, 35540774, 71081548, 124392709, 142163096, 248785418, 284326192, 497570836, 995141672, 1990283344]

約数ペア:

[(1, 1990283344), (2, 995141672), (4, 497570836), (7, 284326192), (8, 248785418), (14, 142163096), (16, 124392709), (28, 71081548), (56, 35540774), (59, 33733616), (112, 17770387), (118, 16866808), (173, 11504528), (236, 8433404), (346, 5752264), (413, 4819088), (472, 4216702), (692, 2876132), (826, 2409544), (944, 2108351), (1211, 1643504), (1384, 1438066), (1652, 1204772), (1741, 1143184), (2422, 821752), (2768, 719033), (3304, 602386), (3482, 571592), (4844, 410876), (6608, 301193), (6964, 285796), (9688, 205438), (10207, 194992), (12187, 163312), (13928, 142898), (19376, 102719), (20414, 97496), (24374, 81656), (27856, 71449), (40828, 48748)]