12285640

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3041}}^1$

素因数の和:3153

約数の個数: 32

約数和(自身を含む): 27925560

約数和(自身を除く): 15639920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 3041, 4040, 6082, 12164, 15205, 24328, 30410, 60820, 121640, 307141, 614282, 1228564, 1535705, 2457128, 3071410, 6142820, 12285640]

約数ペア:

[(1, 12285640), (2, 6142820), (4, 3071410), (5, 2457128), (8, 1535705), (10, 1228564), (20, 614282), (40, 307141), (101, 121640), (202, 60820), (404, 30410), (505, 24328), (808, 15205), (1010, 12164), (2020, 6082), (3041, 4040)]