26662940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 58145472

約数和(自身を除く): 31482532

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 137, 148, 185, 263, 274, 370, 526, 548, 685, 740, 1052, 1315, 1370, 2630, 2740, 5069, 5260, 9731, 10138, 19462, 20276, 25345, 36031, 38924, 48655, 50690, 72062, 97310, 101380, 144124, 180155, 194620, 360310, 720620, 1333147, 2666294, 5332588, 6665735, 13331470, 26662940]

約数ペア:

[(1, 26662940), (2, 13331470), (4, 6665735), (5, 5332588), (10, 2666294), (20, 1333147), (37, 720620), (74, 360310), (137, 194620), (148, 180155), (185, 144124), (263, 101380), (274, 97310), (370, 72062), (526, 50690), (548, 48655), (685, 38924), (740, 36031), (1052, 25345), (1315, 20276), (1370, 19462), (2630, 10138), (2740, 9731), (5069, 5260)]