2448140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1123}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 5192880

約数和(自身を除く): 2744740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1123, 2180, 2246, 4492, 5615, 11230, 22460, 122407, 244814, 489628, 612035, 1224070, 2448140]

約数ペア:

[(1, 2448140), (2, 1224070), (4, 612035), (5, 489628), (10, 244814), (20, 122407), (109, 22460), (218, 11230), (436, 5615), (545, 4492), (1090, 2246), (1123, 2180)]