27804260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2689}}^1$

素因数の和:2756

約数の個数: 48

約数和(自身を含む): 65076480

約数和(自身を除く): 37272220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 2689, 5170, 5378, 10340, 10756, 13445, 26890, 29579, 53780, 59158, 118316, 126383, 147895, 252766, 295790, 505532, 591580, 631915, 1263830, 1390213, 2527660, 2780426, 5560852, 6951065, 13902130, 27804260]

約数ペア:

[(1, 27804260), (2, 13902130), (4, 6951065), (5, 5560852), (10, 2780426), (11, 2527660), (20, 1390213), (22, 1263830), (44, 631915), (47, 591580), (55, 505532), (94, 295790), (110, 252766), (188, 147895), (220, 126383), (235, 118316), (470, 59158), (517, 53780), (940, 29579), (1034, 26890), (2068, 13445), (2585, 10756), (2689, 10340), (5170, 5378)]