1985975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:179

約数の個数: 24

約数和(自身を含む): 2685840

約数和(自身を除く): 699865

約数列:

[1, 5, 19, 25, 37, 95, 113, 185, 475, 565, 703, 925, 2147, 2825, 3515, 4181, 10735, 17575, 20905, 53675, 79439, 104525, 397195, 1985975]

約数ペア:

[(1, 1985975), (5, 397195), (19, 104525), (25, 79439), (37, 53675), (95, 20905), (113, 17575), (185, 10735), (475, 4181), (565, 3515), (703, 2825), (925, 2147)]