4999130

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 9389520

約数和(自身を除く): 4390390

約数列:

[1, 2, 5, 10, 41, 82, 89, 137, 178, 205, 274, 410, 445, 685, 890, 1370, 3649, 5617, 7298, 11234, 12193, 18245, 24386, 28085, 36490, 56170, 60965, 121930, 499913, 999826, 2499565, 4999130]

約数ペア:

[(1, 4999130), (2, 2499565), (5, 999826), (10, 499913), (41, 121930), (82, 60965), (89, 56170), (137, 36490), (178, 28085), (205, 24386), (274, 18245), (410, 12193), (445, 11234), (685, 7298), (890, 5617), (1370, 3649)]