20038025

素因数分解:

$5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1709}}^1$

素因数の和:1793

約数の個数: 24

約数和(自身を含む): 28837440

約数和(自身を除く): 8799415

約数列:

[1, 5, 7, 25, 35, 67, 175, 335, 469, 1675, 1709, 2345, 8545, 11725, 11963, 42725, 59815, 114503, 299075, 572515, 801521, 2862575, 4007605, 20038025]

約数ペア:

[(1, 20038025), (5, 4007605), (7, 2862575), (25, 801521), (35, 572515), (67, 299075), (175, 114503), (335, 59815), (469, 42725), (1675, 11963), (1709, 11725), (2345, 8545)]