20806303710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{25439}}^1$

素因数の和:25785

約数の個数: 64

約数和(自身を含む): 50554368000

約数和(自身を除く): 29748064290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 199, 274, 398, 411, 597, 685, 822, 995, 1194, 1370, 1990, 2055, 2985, 4110, 5970, 25439, 27263, 50878, 54526, 76317, 81789, 127195, 136315, 152634, 163578, 254390, 272630, 381585, 408945, 763170, 817890, 3485143, 5062361, 6970286, 10124722, 10455429, 15187083, 17425715, 20910858, 25311805, 30374166, 34851430, 50623610, 52277145, 75935415, 104554290, 151870830, 693543457, 1387086914, 2080630371, 3467717285, 4161260742, 6935434570, 10403151855, 20806303710]

約数ペア:

[(1, 20806303710), (2, 10403151855), (3, 6935434570), (5, 4161260742), (6, 3467717285), (10, 2080630371), (15, 1387086914), (30, 693543457), (137, 151870830), (199, 104554290), (274, 75935415), (398, 52277145), (411, 50623610), (597, 34851430), (685, 30374166), (822, 25311805), (995, 20910858), (1194, 17425715), (1370, 15187083), (1990, 10455429), (2055, 10124722), (2985, 6970286), (4110, 5062361), (5970, 3485143), (25439, 817890), (27263, 763170), (50878, 408945), (54526, 381585), (76317, 272630), (81789, 254390), (127195, 163578), (136315, 152634)]