205514654060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2083}}^1\times {\mathrm{259639}}^1$

素因数の和:261750

約数の個数: 48

約数和(自身を含む): 454515398400

約数和(自身を除く): 249000744340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2083, 4166, 8332, 10415, 20830, 39577, 41660, 79154, 158308, 197885, 259639, 395770, 519278, 791540, 1038556, 1298195, 2596390, 4933141, 5192780, 9866282, 19732564, 24665705, 49331410, 98662820, 540828037, 1081656074, 2163312148, 2704140185, 5408280370, 10275732703, 10816560740, 20551465406, 41102930812, 51378663515, 102757327030, 205514654060]

約数ペア:

[(1, 205514654060), (2, 102757327030), (4, 51378663515), (5, 41102930812), (10, 20551465406), (19, 10816560740), (20, 10275732703), (38, 5408280370), (76, 2704140185), (95, 2163312148), (190, 1081656074), (380, 540828037), (2083, 98662820), (4166, 49331410), (8332, 24665705), (10415, 19732564), (20830, 9866282), (39577, 5192780), (41660, 4933141), (79154, 2596390), (158308, 1298195), (197885, 1038556), (259639, 791540), (395770, 519278)]