20126475215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{439}}^1\times {\mathrm{617}}^1$

素因数の和:1272

約数の個数: 64

約数和(自身を含む): 30385428480

約数和(自身を除く): 10258953265

約数列:

[1, 5, 7, 11, 35, 55, 77, 193, 385, 439, 617, 965, 1351, 2123, 2195, 3073, 3085, 4319, 4829, 6755, 6787, 10615, 14861, 15365, 21595, 24145, 33803, 33935, 47509, 74305, 84727, 119081, 169015, 237545, 270863, 423635, 593089, 595405, 833567, 931997, 1309891, 1354315, 1896041, 2965445, 2979493, 4167835, 4659985, 6523979, 6549455, 9169237, 9480205, 14897465, 20856451, 32619895, 45846185, 52276559, 104282255, 261382795, 365935913, 575042149, 1829679565, 2875210745, 4025295043, 20126475215]

約数ペア:

[(1, 20126475215), (5, 4025295043), (7, 2875210745), (11, 1829679565), (35, 575042149), (55, 365935913), (77, 261382795), (193, 104282255), (385, 52276559), (439, 45846185), (617, 32619895), (965, 20856451), (1351, 14897465), (2123, 9480205), (2195, 9169237), (3073, 6549455), (3085, 6523979), (4319, 4659985), (4829, 4167835), (6755, 2979493), (6787, 2965445), (10615, 1896041), (14861, 1354315), (15365, 1309891), (21595, 931997), (24145, 833567), (33803, 595405), (33935, 593089), (47509, 423635), (74305, 270863), (84727, 237545), (119081, 169015)]