13231460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 30602880

約数和(自身を除く): 17371420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 439, 548, 685, 878, 1370, 1507, 1756, 2195, 2740, 3014, 4390, 4829, 6028, 7535, 8780, 9658, 15070, 19316, 24145, 30140, 48290, 60143, 96580, 120286, 240572, 300715, 601430, 661573, 1202860, 1323146, 2646292, 3307865, 6615730, 13231460]

約数ペア:

[(1, 13231460), (2, 6615730), (4, 3307865), (5, 2646292), (10, 1323146), (11, 1202860), (20, 661573), (22, 601430), (44, 300715), (55, 240572), (110, 120286), (137, 96580), (220, 60143), (274, 48290), (439, 30140), (548, 24145), (685, 19316), (878, 15070), (1370, 9658), (1507, 8780), (1756, 7535), (2195, 6028), (2740, 4829), (3014, 4390)]