20393220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{339887}}^1$

素因数の和:339899

約数の個数: 24

約数和(自身を含む): 57101184

約数和(自身を除く): 36707964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 339887, 679774, 1019661, 1359548, 1699435, 2039322, 3398870, 4078644, 5098305, 6797740, 10196610, 20393220]

約数ペア:

[(1, 20393220), (2, 10196610), (3, 6797740), (4, 5098305), (5, 4078644), (6, 3398870), (10, 2039322), (12, 1699435), (15, 1359548), (20, 1019661), (30, 679774), (60, 339887)]