30392720

素因数分解:

$2^4\times 5^1\times {\mathrm{379909}}^1$

素因数の和:379922

約数の個数: 20

約数和(自身を含む): 70663260

約数和(自身を除く): 40270540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379909, 759818, 1519636, 1899545, 3039272, 3799090, 6078544, 7598180, 15196360, 30392720]

約数ペア:

[(1, 30392720), (2, 15196360), (4, 7598180), (5, 6078544), (8, 3799090), (10, 3039272), (16, 1899545), (20, 1519636), (40, 759818), (80, 379909)]