20849598070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1117}}^1\times {\mathrm{2749}}^1$

素因数の和:3977

約数の個数: 64

約数和(自身を含む): 43387344000

約数和(自身を除く): 22537745930

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1117, 1358, 2234, 2749, 3395, 5498, 5585, 6790, 7819, 11170, 13745, 15638, 19243, 27490, 38486, 39095, 78190, 96215, 108349, 192430, 216698, 266653, 533306, 541745, 758443, 1083490, 1333265, 1516886, 1866571, 2666530, 3070633, 3733142, 3792215, 6141266, 7584430, 9332855, 15353165, 18665710, 21494431, 30706330, 42988862, 107472155, 214944310, 297851401, 595702802, 1489257005, 2084959807, 2978514010, 4169919614, 10424799035, 20849598070]

約数ペア:

[(1, 20849598070), (2, 10424799035), (5, 4169919614), (7, 2978514010), (10, 2084959807), (14, 1489257005), (35, 595702802), (70, 297851401), (97, 214944310), (194, 107472155), (485, 42988862), (679, 30706330), (970, 21494431), (1117, 18665710), (1358, 15353165), (2234, 9332855), (2749, 7584430), (3395, 6141266), (5498, 3792215), (5585, 3733142), (6790, 3070633), (7819, 2666530), (11170, 1866571), (13745, 1516886), (15638, 1333265), (19243, 1083490), (27490, 758443), (38486, 541745), (39095, 533306), (78190, 266653), (96215, 216698), (108349, 192430)]