2144780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9749}}^1$

素因数の和:9769

約数の個数: 24

約数和(自身を含む): 4914000

約数和(自身を除く): 2769220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9749, 19498, 38996, 48745, 97490, 107239, 194980, 214478, 428956, 536195, 1072390, 2144780]

約数ペア:

[(1, 2144780), (2, 1072390), (4, 536195), (5, 428956), (10, 214478), (11, 194980), (20, 107239), (22, 97490), (44, 48745), (55, 38996), (110, 19498), (220, 9749)]