27065720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 67068000

約数和(自身を除く): 40002280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 137, 220, 274, 440, 449, 548, 685, 898, 1096, 1370, 1507, 1796, 2245, 2740, 3014, 3592, 4490, 4939, 5480, 6028, 7535, 8980, 9878, 12056, 15070, 17960, 19756, 24695, 30140, 39512, 49390, 60280, 61513, 98780, 123026, 197560, 246052, 307565, 492104, 615130, 676643, 1230260, 1353286, 2460520, 2706572, 3383215, 5413144, 6766430, 13532860, 27065720]

約数ペア:

[(1, 27065720), (2, 13532860), (4, 6766430), (5, 5413144), (8, 3383215), (10, 2706572), (11, 2460520), (20, 1353286), (22, 1230260), (40, 676643), (44, 615130), (55, 492104), (88, 307565), (110, 246052), (137, 197560), (220, 123026), (274, 98780), (440, 61513), (449, 60280), (548, 49390), (685, 39512), (898, 30140), (1096, 24695), (1370, 19756), (1507, 17960), (1796, 15070), (2245, 12056), (2740, 9878), (3014, 8980), (3592, 7535), (4490, 6028), (4939, 5480)]