20567140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{93487}}^1$

素因数の和:93507

約数の個数: 24

約数和(自身を含む): 47117952

約数和(自身を除く): 26550812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 93487, 186974, 373948, 467435, 934870, 1028357, 1869740, 2056714, 4113428, 5141785, 10283570, 20567140]

約数ペア:

[(1, 20567140), (2, 10283570), (4, 5141785), (5, 4113428), (10, 2056714), (11, 1869740), (20, 1028357), (22, 934870), (44, 467435), (55, 373948), (110, 186974), (220, 93487)]