20199012320

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{10223}}^1$

素因数の和:10524

約数の個数: 96

約数和(自身を含む): 48833995392

約数和(自身を除く): 28634983072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 233, 265, 424, 466, 530, 848, 932, 1060, 1165, 1696, 1864, 2120, 2330, 3728, 4240, 4660, 7456, 8480, 9320, 10223, 12349, 18640, 20446, 24698, 37280, 40892, 49396, 51115, 61745, 81784, 98792, 102230, 123490, 163568, 197584, 204460, 246980, 327136, 395168, 408920, 493960, 541819, 817840, 987920, 1083638, 1635680, 1975840, 2167276, 2381959, 2709095, 4334552, 4763918, 5418190, 8669104, 9527836, 10836380, 11909795, 17338208, 19055672, 21672760, 23819590, 38111344, 43345520, 47639180, 76222688, 86691040, 95278360, 126243827, 190556720, 252487654, 381113440, 504975308, 631219135, 1009950616, 1262438270, 2019901232, 2524876540, 4039802464, 5049753080, 10099506160, 20199012320]

約数ペア:

[(1, 20199012320), (2, 10099506160), (4, 5049753080), (5, 4039802464), (8, 2524876540), (10, 2019901232), (16, 1262438270), (20, 1009950616), (32, 631219135), (40, 504975308), (53, 381113440), (80, 252487654), (106, 190556720), (160, 126243827), (212, 95278360), (233, 86691040), (265, 76222688), (424, 47639180), (466, 43345520), (530, 38111344), (848, 23819590), (932, 21672760), (1060, 19055672), (1165, 17338208), (1696, 11909795), (1864, 10836380), (2120, 9527836), (2330, 8669104), (3728, 5418190), (4240, 4763918), (4660, 4334552), (7456, 2709095), (8480, 2381959), (9320, 2167276), (10223, 1975840), (12349, 1635680), (18640, 1083638), (20446, 987920), (24698, 817840), (37280, 541819), (40892, 493960), (49396, 408920), (51115, 395168), (61745, 327136), (81784, 246980), (98792, 204460), (102230, 197584), (123490, 163568)]