2005065403480

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1\times {\mathrm{964289}}^1$

素因数の和:964756

約数の個数: 64

約数和(自身を含む): 4551063084000

約数和(自身を除く): 2545997680520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 229, 454, 458, 908, 916, 1135, 1145, 1816, 1832, 2270, 2290, 4540, 4580, 9080, 9160, 51983, 103966, 207932, 259915, 415864, 519830, 964289, 1039660, 1928578, 2079320, 3857156, 4821445, 7714312, 9642890, 19285780, 38571560, 218893603, 220822181, 437787206, 441644362, 875574412, 883288724, 1094468015, 1104110905, 1751148824, 1766577448, 2188936030, 2208221810, 4377872060, 4416443620, 8755744120, 8832887240, 50126635087, 100253270174, 200506540348, 250633175435, 401013080696, 501266350870, 1002532701740, 2005065403480]

約数ペア:

[(1, 2005065403480), (2, 1002532701740), (4, 501266350870), (5, 401013080696), (8, 250633175435), (10, 200506540348), (20, 100253270174), (40, 50126635087), (227, 8832887240), (229, 8755744120), (454, 4416443620), (458, 4377872060), (908, 2208221810), (916, 2188936030), (1135, 1766577448), (1145, 1751148824), (1816, 1104110905), (1832, 1094468015), (2270, 883288724), (2290, 875574412), (4540, 441644362), (4580, 437787206), (9080, 220822181), (9160, 218893603), (51983, 38571560), (103966, 19285780), (207932, 9642890), (259915, 7714312), (415864, 4821445), (519830, 3857156), (964289, 2079320), (1039660, 1928578)]