231220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1051}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 530208

約数和(自身を除く): 298988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1051, 2102, 4204, 5255, 10510, 11561, 21020, 23122, 46244, 57805, 115610, 231220]

約数ペア:

[(1, 231220), (2, 115610), (4, 57805), (5, 46244), (10, 23122), (11, 21020), (20, 11561), (22, 10510), (44, 5255), (55, 4204), (110, 2102), (220, 1051)]