1279132060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{12799}}^1$

素因数の和:13090

約数の個数: 48

約数和(自身を含む): 2838528000

約数和(自身を除く): 1559395940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 263, 380, 526, 1052, 1315, 2630, 4997, 5260, 9994, 12799, 19988, 24985, 25598, 49970, 51196, 63995, 99940, 127990, 243181, 255980, 486362, 972724, 1215905, 2431810, 3366137, 4863620, 6732274, 13464548, 16830685, 33661370, 63956603, 67322740, 127913206, 255826412, 319783015, 639566030, 1279132060]

約数ペア:

[(1, 1279132060), (2, 639566030), (4, 319783015), (5, 255826412), (10, 127913206), (19, 67322740), (20, 63956603), (38, 33661370), (76, 16830685), (95, 13464548), (190, 6732274), (263, 4863620), (380, 3366137), (526, 2431810), (1052, 1215905), (1315, 972724), (2630, 486362), (4997, 255980), (5260, 243181), (9994, 127990), (12799, 99940), (19988, 63995), (24985, 51196), (25598, 49970)]