2843240

素因数分解:

$2^3\times 5^1\times {\mathrm{71081}}^1$

素因数の和:71092

約数の個数: 16

約数和(自身を含む): 6397380

約数和(自身を除く): 3554140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71081, 142162, 284324, 355405, 568648, 710810, 1421620, 2843240]

約数ペア:

[(1, 2843240), (2, 1421620), (4, 710810), (5, 568648), (8, 355405), (10, 284324), (20, 142162), (40, 71081)]