38641140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{214673}}^1$

素因数の和:214688

約数の個数: 36

約数和(自身を含む): 117212004

約数和(自身を除く): 78570864

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 214673, 429346, 644019, 858692, 1073365, 1288038, 1932057, 2146730, 2576076, 3220095, 3864114, 4293460, 6440190, 7728228, 9660285, 12880380, 19320570, 38641140]

約数ペア:

[(1, 38641140), (2, 19320570), (3, 12880380), (4, 9660285), (5, 7728228), (6, 6440190), (9, 4293460), (10, 3864114), (12, 3220095), (15, 2576076), (18, 2146730), (20, 1932057), (30, 1288038), (36, 1073365), (45, 858692), (60, 644019), (90, 429346), (180, 214673)]