668538310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{552511}}^1$

素因数の和:552540

約数の個数: 24

約数和(自身を含む): 1322713728

約数和(自身を除く): 654175418

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 552511, 1105022, 2762555, 5525110, 6077621, 12155242, 30388105, 60776210, 66853831, 133707662, 334269155, 668538310]

約数ペア:

[(1, 668538310), (2, 334269155), (5, 133707662), (10, 66853831), (11, 60776210), (22, 30388105), (55, 12155242), (110, 6077621), (121, 5525110), (242, 2762555), (605, 1105022), (1210, 552511)]