27142280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61687}}^1$

素因数の和:61709

約数の個数: 32

約数和(自身を含む): 66623040

約数和(自身を除く): 39480760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 61687, 123374, 246748, 308435, 493496, 616870, 678557, 1233740, 1357114, 2467480, 2714228, 3392785, 5428456, 6785570, 13571140, 27142280]

約数ペア:

[(1, 27142280), (2, 13571140), (4, 6785570), (5, 5428456), (8, 3392785), (10, 2714228), (11, 2467480), (20, 1357114), (22, 1233740), (40, 678557), (44, 616870), (55, 493496), (88, 308435), (110, 246748), (220, 123374), (440, 61687)]