20100691040

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{10711}}^1$

素因数の和:11080

約数の個数: 96

約数和(自身を含む): 48929759424

約数和(自身を除く): 28829068384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 317, 370, 592, 634, 740, 1184, 1268, 1480, 1585, 2536, 2960, 3170, 5072, 5920, 6340, 10144, 10711, 11729, 12680, 21422, 23458, 25360, 42844, 46916, 50720, 53555, 58645, 85688, 93832, 107110, 117290, 171376, 187664, 214220, 234580, 342752, 375328, 396307, 428440, 469160, 792614, 856880, 938320, 1585228, 1713760, 1876640, 1981535, 3170456, 3395387, 3963070, 6340912, 6790774, 7926140, 12681824, 13581548, 15852280, 16976935, 27163096, 31704560, 33953870, 54326192, 63409120, 67907740, 108652384, 125629319, 135815480, 251258638, 271630960, 502517276, 543261920, 628146595, 1005034552, 1256293190, 2010069104, 2512586380, 4020138208, 5025172760, 10050345520, 20100691040]

約数ペア:

[(1, 20100691040), (2, 10050345520), (4, 5025172760), (5, 4020138208), (8, 2512586380), (10, 2010069104), (16, 1256293190), (20, 1005034552), (32, 628146595), (37, 543261920), (40, 502517276), (74, 271630960), (80, 251258638), (148, 135815480), (160, 125629319), (185, 108652384), (296, 67907740), (317, 63409120), (370, 54326192), (592, 33953870), (634, 31704560), (740, 27163096), (1184, 16976935), (1268, 15852280), (1480, 13581548), (1585, 12681824), (2536, 7926140), (2960, 6790774), (3170, 6340912), (5072, 3963070), (5920, 3395387), (6340, 3170456), (10144, 1981535), (10711, 1876640), (11729, 1713760), (12680, 1585228), (21422, 938320), (23458, 856880), (25360, 792614), (42844, 469160), (46916, 428440), (50720, 396307), (53555, 375328), (58645, 342752), (85688, 234580), (93832, 214220), (107110, 187664), (117290, 171376)]