173839771420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1245449}}^1$

素因数の和:1246462

約数の個数: 48

約数和(自身を含む): 417634257600

約数和(自身を除く): 243794486180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 997, 1994, 3988, 4985, 6979, 9970, 13958, 19940, 27916, 34895, 69790, 139580, 1245449, 2490898, 4981796, 6227245, 8718143, 12454490, 17436286, 24908980, 34872572, 43590715, 87181430, 174362860, 1241712653, 2483425306, 4966850612, 6208563265, 8691988571, 12417126530, 17383977142, 24834253060, 34767954284, 43459942855, 86919885710, 173839771420]

約数ペア:

[(1, 173839771420), (2, 86919885710), (4, 43459942855), (5, 34767954284), (7, 24834253060), (10, 17383977142), (14, 12417126530), (20, 8691988571), (28, 6208563265), (35, 4966850612), (70, 2483425306), (140, 1241712653), (997, 174362860), (1994, 87181430), (3988, 43590715), (4985, 34872572), (6979, 24908980), (9970, 17436286), (13958, 12454490), (19940, 8718143), (27916, 6227245), (34895, 4981796), (69790, 2490898), (139580, 1245449)]