263974340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{13763}}^1$

素因数の和:13916

約数の個数: 48

約数和(自身を含む): 638209152

約数和(自身を除く): 374234812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 9590, 13763, 19180, 27526, 55052, 68815, 96341, 137630, 192682, 275260, 385364, 481705, 963410, 1885531, 1926820, 3771062, 7542124, 9427655, 13198717, 18855310, 26397434, 37710620, 52794868, 65993585, 131987170, 263974340]

約数ペア:

[(1, 263974340), (2, 131987170), (4, 65993585), (5, 52794868), (7, 37710620), (10, 26397434), (14, 18855310), (20, 13198717), (28, 9427655), (35, 7542124), (70, 3771062), (137, 1926820), (140, 1885531), (274, 963410), (548, 481705), (685, 385364), (959, 275260), (1370, 192682), (1918, 137630), (2740, 96341), (3836, 68815), (4795, 55052), (9590, 27526), (13763, 19180)]