1112890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1021}}^1$

素因数の和:1137

約数の個数: 16

約数和(自身を含む): 2023560

約数和(自身を除く): 910670

約数列:

[1, 2, 5, 10, 109, 218, 545, 1021, 1090, 2042, 5105, 10210, 111289, 222578, 556445, 1112890]

約数ペア:

[(1, 1112890), (2, 556445), (5, 222578), (10, 111289), (109, 10210), (218, 5105), (545, 2042), (1021, 1090)]