2213180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2699}}^1$

素因数の和:2749

約数の個数: 24

約数和(自身を含む): 4762800

約数和(自身を除く): 2549620

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2699, 5398, 10796, 13495, 26990, 53980, 110659, 221318, 442636, 553295, 1106590, 2213180]

約数ペア:

[(1, 2213180), (2, 1106590), (4, 553295), (5, 442636), (10, 221318), (20, 110659), (41, 53980), (82, 26990), (164, 13495), (205, 10796), (410, 5398), (820, 2699)]