403727760020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{5904179}}^1$

素因数の和:5904464

約数の個数: 48

約数和(自身を含む): 916517669760

約数和(自身を除く): 512789909740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 1052, 1315, 2630, 3419, 5260, 6838, 13676, 17095, 34190, 68380, 5904179, 11808358, 23616716, 29520895, 59041790, 76754327, 118083580, 153508654, 307017308, 383771635, 767543270, 1535086540, 1552799077, 3105598154, 6211196308, 7763995385, 15527990770, 20186388001, 31055981540, 40372776002, 80745552004, 100931940005, 201863880010, 403727760020]

約数ペア:

[(1, 403727760020), (2, 201863880010), (4, 100931940005), (5, 80745552004), (10, 40372776002), (13, 31055981540), (20, 20186388001), (26, 15527990770), (52, 7763995385), (65, 6211196308), (130, 3105598154), (260, 1552799077), (263, 1535086540), (526, 767543270), (1052, 383771635), (1315, 307017308), (2630, 153508654), (3419, 118083580), (5260, 76754327), (6838, 59041790), (13676, 29520895), (17095, 23616716), (34190, 11808358), (68380, 5904179)]