709660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 1761984

約数和(自身を除く): 1052324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 137, 140, 148, 185, 259, 274, 370, 518, 548, 685, 740, 959, 1036, 1295, 1370, 1918, 2590, 2740, 3836, 4795, 5069, 5180, 9590, 10138, 19180, 20276, 25345, 35483, 50690, 70966, 101380, 141932, 177415, 354830, 709660]

約数ペア:

[(1, 709660), (2, 354830), (4, 177415), (5, 141932), (7, 101380), (10, 70966), (14, 50690), (20, 35483), (28, 25345), (35, 20276), (37, 19180), (70, 10138), (74, 9590), (137, 5180), (140, 5069), (148, 4795), (185, 3836), (259, 2740), (274, 2590), (370, 1918), (518, 1370), (548, 1295), (685, 1036), (740, 959)]