5280860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 12583200

約数和(自身を除く): 7302340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1069, 1235, 2138, 2470, 4276, 4940, 5345, 10690, 13897, 20311, 21380, 27794, 40622, 55588, 69485, 81244, 101555, 138970, 203110, 264043, 277940, 406220, 528086, 1056172, 1320215, 2640430, 5280860]

約数ペア:

[(1, 5280860), (2, 2640430), (4, 1320215), (5, 1056172), (10, 528086), (13, 406220), (19, 277940), (20, 264043), (26, 203110), (38, 138970), (52, 101555), (65, 81244), (76, 69485), (95, 55588), (130, 40622), (190, 27794), (247, 21380), (260, 20311), (380, 13897), (494, 10690), (988, 5345), (1069, 4940), (1235, 4276), (2138, 2470)]